what is a science can any one answer​

Answers

Answer 1

Answer:

Science is the careful study of the structure and behaviour of the physical world, especially by watching, measuring, and doing experiments, and the development of theories to describe the results of these activities. (according to Cambridge dictionary)


Related Questions

The heart is an organ in the circulatory system. Muscle tissue in the heart contracts to pump blood to the body. Connective and epithelial tissues in the heart hold the muscle cells together and in place in the chest. Nervous tissue in the heart coordinates how fast and hard the muscle cells contract.

Based on the information about the heart, which of these best describes the relationship between tissues and organs?
A.
None of the tissues in an organ help the other types of tissue to function.
B.
Organs function best when they are made up of only one type of tissue.
C.
Organs can function because they are made of different types of interacting tissues.
D.
Each type of tissue in an organ can carry out the function of the entire organ.

Answers

I think it’s c because all the tissues work together
I’d go with c because all of the tissues make up the functioning organ.

I need this now pleaseee

In your on word write a sentence describing a situation between 2 people and then rephrase to show empathy

Answers

Two people were walking down a busy street, both deep in thought. One of them, a woman, was struggling with a heavy heart. The other person, a man, felt her pain, even though he didn't know her. He wanted to help her, but wasn't sure how. He began to slow his pace and look for a way to show her empathy. He smiled at her in an understanding way and asked if she was okay. She looked up and realized that he was just trying to be kind. She smiled back and thanked him for his concern. The man continued to walk with her and asked her to talk about what was bothering her. The woman was hesitant at first, but eventually opened up and talked about her struggles. The man listened with compassion and offered her some words of encouragement. By the end of the conversation, the woman felt a sense of relief. The man had shown her empathy by listening, understanding, and offering support. She was grateful for his kindness and the feeling of being heard. Both of them continued on their way, feeling a shared sense of connection.

How are nonmetals identified?

Answers

nonmetals are to the right of the line on the periodic table
How are nonmetals identified?

Answer:

Nonmetals are USUALLY poor conductors of heat and electricity, and are not malleable or ductile; many of the elemental nonmetals are gases at room temperature, while others are liquids and others are solids.

Explanation:

I think I understand what your asking, but if this wasnt what you were looking for, just let me know.

Is it a scientific theory or a scientific law that the characteristics of living things change over time?

Answers

Answer:

Scientific Theory

Explanation:

The statement "the characteristics of living things change over time" refers to the concept of biological evolution, which is widely accepted as a scientific theory in the field of biology. In scientific terms, a theory is a well-substantiated explanation of a natural phenomenon that is supported by extensive evidence, experimentation, and scientific consensus. The theory of evolution, proposed by Charles Darwin and further developed over time, provides a comprehensive explanation for the diversity and change in the characteristics of living organisms. It is supported by a vast body of evidence from various scientific disciplines, including genetics, paleontology, comparative anatomy, and molecular biology.

In contrast, scientific laws describe observable patterns or regularities in nature that are often expressed as mathematical equations or principles. Laws, such as Newton's laws of motion or the laws of thermodynamics, describe specific relationships or behaviors in the physical world.

Therefore, the statement about the characteristics of living things changing over time aligns with the theory of evolution, rather than being described by a scientific law.

Hope this helps!

What are possible products of glycolytic, or anaerobic, catabolism?

Answers

Answer:

The products of a glycolytic metabolism is lactic acid and the increase of the insulin enzyme at the plasma level.

Explanation:

Lactic acid is the product of the reaction of glucose catalysis in oxygen-deficient states such as in anaerobic activity.

Lactic acid is an acid that can be metabolized by the body, which accumulates in the muscles, and is generated once the physical activity has finished or in the last stages.

Insulin, once generating the rest of the activity, or the cessation of the action, comes into play at the plasma level and increases, in order to neoform new energy reserves (glucose) and thus prepare for the next action.

This hormone has the opposite effect to glucagon.

Traits are passed down from grandparents to parents, and from parents to children. What is this phenomenon called?​

Answers

Answer:

Heredity

Explanation:

The parents inherit some of the grandparents characteristics and the offsprings inherit the characteristics of the parent.

When jaw become large enough to hold the permanent teeth . The milk teeth fall and permanent teeth appear

Answers

The "exfoliation" or "shedding" of milk teeth is the name of the procedure.

What is the Dentition of Humans?

The primary and permanent tooth sets make up the human dentition. Maxillary (upper) and Mandibular (lower) are the two opposing arches in which teeth are arranged. These can be split into their left and right halves along the midline (mid-sagittal plane).

Four Different Teeth Types and Their Purposes

The majority of individuals have 32 permanent adult teeth, which can be classified into four groups:

Incisors, Canines, Premolars, and Molars.

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what do you call the very fine particles that you formed after pounding the pieces of rocks with a hammer

Answers

Answer:

fine particles (silt and clay) are moved to areas of still water (off-shore settings). the majority of these particles are made up of clay minerals, which are weathering products of feldspars and ferro-magnesian minerals.

Answer:

You call them minerals

Explanation:

PLEASE HELP The table below lists some problems associated with four organs of the human digestive system. Which organ is most likely the stomach?

PLEASE HELP The table below lists some problems associated with four organs of the human digestive system.

Answers

Answer:

ORGAN 1 --> Acid inside the stomach begins to dissolve some of its tissue lining.

Organs are structures made from a group of the same and different tissues. The breakdown of the tissue lining from acid shows that the organ is the stomach. Thus, option A is correct.

What is the digestive system?

The digestive system is an organ system that includes the stomach the organ involved in the digestion of the foods into a small particle that provides energy to the body. The acid is present in the stomach.

The nutrients from the digested food are transported into blood streams by the small intestine, and the swallowed food from the mouth enters the food pipe. The rectum is involved in the elimination of the wastes hence these options are not correct.

Therefore, option A. the breakdown of the tissue lining is the problem of the stomach.

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Explain the role of a cell membrane and how it aids in maintaining homeostasis.

Answers

The cell membrane has the function to contain and isolate de internal medium from the exterior, on the other hand, homeostasis is the equilibrium state necessary in an organism, to survive and function properly, so the cell membrane by isolating the inner contents and actively selecting the compound that can pass, maintain a proper equilibrium hence propper homeostasis.

Over a span of 20 years, scientists kept track of the
number of propeller boats that people purchased for use in
Florida's waterways. The first graph shows the change in
the number of propeller boats over those 20 years. The
second graph shows how a manatee population in the
same area changed over the same period.
Number of propeller boats
Number of Propeller
Boots over 20 Years
Time
Manatee population
Which hypothesis is supported by the data?
Manatee Population
over 20 Years
Time
A. Manatees, an abiotic factor, experienced a decline in their
population due to propeller boats, a biotic factor.
B. Manatees, a biotic factor, experienced a decline in their population
due to propeller boats, an abiotic factor.
C. Manatees, a biotic factor, experienced an increase in their
population due to propeller boats, an abiotic factor.
D. Manatees, an abiotic factor, experienced an increase in their
population due to propeller boats, a biotic factor.

Answers

The correct hypothesis supported by the data is hypothesis B: Manatees, a biotic factor, experienced a decline in their population due to propeller boats, an abiotic factor.

Based on the given information, neither hypothesis A nor hypothesis D is supported by the data. Hypothesis A suggests that manatees, an abiotic factor (which is incorrect, as manatees are living organisms), experienced a decline in their population due to propeller boats, a biotic factor.

Hypothesis D suggests the opposite, that manatees (an abiotic factor) experienced an increase in their population due to propeller boats (a biotic factor).

Hypothesis B, on the other hand, is supported by the data. It states that manatees, a biotic factor, experienced a decline in their population due to propeller boats, an abiotic factor.

This hypothesis aligns with the information provided, as the graph for manatee population shows a decrease over the same 20-year period in which the number of propeller boats increased.

Therefore, the correct hypothesis supported by the data is hypothesis B: Manatees, a biotic factor, experienced a decline in their population due to propeller boats, an abiotic factor.

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Body Systems
Which body system
transports oxygen and
nutrients to the body and
aids in the removal of
carbon dioxide and other
waste products?

Answers

Answer:

it would be The circulatory system

Explanation:

because it said transports oxygen and it the circulatory carry blood away towards the heart.

2. In some animals capable of regeneration, when a wound occurs,
the blood clots and then the wound begins to heal. Before
regeneration occurs, a structure made of stem cells forms. What is
this type of structure?
A. a scab
B. a hematoma
C. scar tissue
D. a blastema

Answers

Answer: Blastema

Explanation: i picked it and got it correct

Before regeneration starts to occur in some animals capable of regeneration, the structure made of stem cells that forms is known as a Blastema

Regeneration is a normal process in plants and animals that enables them to replenish or repair damaged

CellsTissuesOrgans, andeven complete bodily parts.

In animals, the process blastema is a clump of undifferentiated stem cells that has the potential to grow new muscle cells at the site of a lesion. If the regenerating nerve fibers are injured or killed for any cause, the blastema will fail to grow and scar tissue would develop instead.

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what do people need to survive under normal conditions?

Answers

In order to live in normal conditions you need water, food, air

Which of the following cells do
not have a true nucleus?
A. prokaryotic cells
B. eukaryotic cells
C. animal cells
D. plant cells

Answers

Answer: The correct answer is A.

The prokaryotic cells have an absence of a nucleus

Answer:

A. prokaryotic cells

Explanation:

it is a single called organism that lacks a nucleus

A. The tibia is ___ to the fibula
B. The fibula is ___ to the tibia
C. The femur is ___ to the tibia

Answers

A. The tibia is Medial to the fibula

B. The fibula is Lateral to the tibia

C. The femur is Proximal to the tibia

What is Medial?

This refers to the middle or center.  This term is used to explain the general positions of body parts. For example, the chest is medial to the arm.

The lateral refers to the side of a body part that lies at or extends toward the right or left side . For example, the lungs are lateral to the heart. the lateral branch of the axillary artery.

Proximal refers to a part of the body that is closer to the center of the body than another part. For example, the knee is proximal to the toes.

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How much protein, carbohydrate, and fat would the patient obtain from this volume of formula? Determine the percentages of kcalories that come from carbohydrate and fat. Do these percentages fall within the Acceptable Macronutrient Distribution Ranges described in Chapter 1?

Answers

Assuming the formula contains 13.5 grams of protein, 15.5 grams of carbohydrate, and 5.5 grams of fat per 100 mL of formula, the patient would obtain 3.35 grams of protein, 3.85 grams of carbohydrate.

What is the carbohydrate?

Carbohydrates are molecules composed of carbon, hydrogen and oxygen. They are one of the three essential macro nutrients that are necessary for the human body to function properly, the other two being proteins and fats. Carbohydrates are found in a wide variety of foods, including fruits, vegetables, grains, legumes, nuts, and dairy products. Carbohydrates are broken down in the body to produce glucose, which is then used for energy. Glucose can also be stored in the liver and muscles in the form of glycogen.

1.43 grams of fat from the volume of formula. The percentages of kcalories that come from carbohydrate and fat would be 37.5% and 12.5%, respectively. These percentages fall within the Acceptable Macro nutrient Distribution Ranges described in Chapter 1.

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(2018). halide-directed synthesis of square prismatic ag nanocrystals by the polyol method. chemistry of materials. (doi

Answers

A critical challenge in the fabrication of bottom-up plasmonic materials is achieving shape control of high-quality metal nanocrystals.

Using a modified polyol method, we create a unique anisotropic Ag nanocrystal shape. The controlled addition of Br- anions during the nucleation and growth process results in single-crystalline Ag square prism nanocrystals with two square facets and four rectangular facets, uniform size distributions, and a high yield (96%).

Br- acts as a reshaping agent in the formation of single-crystalline seed nanoparticles, which then direct anisotropic growth in the 100 direction. Optical absorption spectroscopy, which reveals the localized surface plasmon resonances of the square prisms, is used to monitor nanocrystal growth and shape development.

Electrodynamic simulations show that the high aspect ratio shape causes strong near-field enhancement, implying that these nanocrystals could be used as optical nanoantenna in plasmonic platforms such as surface-enhanced Raman spectroscopy sensors and optoelectronic junctions.

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Complete Question-

Halide-Directed Synthesis of Square Prismatic Ag Nanocrystals by the Polyol Method

(2018). halide-directed synthesis of square prismatic ag nanocrystals by the polyol method. chemistry

Please help I will mark brainiest

Please help I will mark brainiest

Answers

The elements that are made in an average main-sequence star are helium, carbon, and oxygen.

The elements that are made in a massive main sequence star as it starts to die elements are gold and uranium,

What is the life cycle of a star?

The life cycle of a star refers to the cycles which a star undergoes from birth to death of the star.

A star changes over time through a process called stellar evolution. The lifespan of a star can vary depending on its mass, from a few million years for the most massive to trillions of years for the least massive, which is much longer than the universe has been around for now.

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Please help I will mark brainiest

Problem 1
A botanist studying flowering plants observed that when two true breeding
(homozygous) plants, one with white flowers and one with pink flowers, were
crossed, the resulting F₁ progeny were all pink.
a) What is the dominant phenotype?

Answers

The dominant phenotype is Pink

A monohybrid cross is made up of two homozygous individuals that have the opposing phenotype for a particular genetic characteristic. "A monohybrid cross is a cross between two monohybrid characteristics (TT and tt)." The monohybrid cross is in charge of passing one gene on.

What is a Dominant phenotype ?

When two dominant alleles are inherited (homozygous dominant) or when one dominant and one recessive allele are inherited, a trait is said to have a dominant phenotype (heterozygous dominant).

The relationship between two genetic variants is referred to as dominant. Each gene has two alleles that an individual inherits from each parent. One allele of a gene, known as the dominant gene, will be expressed if the alleles are different.

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4. Calculate: The acceleration of any object due to Earth's gravity is -9.81 m/s?. For every second an object
falls, its velocity changes by 9.81 meters per second. For several different times on the table, multiply the
time by the acceleration
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Answers

Answer:

wait... excuse me please, do you know the answer?

Where do I find spinal tracks going to the brain? (Posterior or Anterior)?

Answers

Answer:

Posterior

Explanation:

Posterior refers to the back or rear part of something, while anterior refers to the front part of something.

In the context of the human body, the posterior part is the back side of the body, while the anterior part is the front side of the body. For example, the back of the head is the posterior part of the head, while the front of the head is the anterior part of the head.

Similarly, in the context of the spinal cord, the posterior part is the back part of the cord, while the anterior part is the front part of the cord. The posterior part of the spinal cord contains the spinal tracks that carry sensory information from the body to the brain, while the anterior part of the spinal cord contains motor neurons that control the movement of muscles.

Overall, the terms posterior and anterior are used to describe the relative positions of different parts of the body, with posterior referring to the back part and anterior referring to the front part.

Spinal tracks that go to the brain are located in the posterior part of the spinal cord. The spinal cord is a long, narrow structure that extends from the base of the brain down to the lower back. It is made up of a bundle of nerve fibers that carry signals between the brain and the rest of the body.

The spinal tracks that go to the brain are located in the posterior part of the spinal cord, which is the back part of the cord. These tracks are used to carry sensory information from the body to the brain, as well as motor signals from the brain to the body. The spinal tracks in the posterior part of the spinal cord are organized into different levels, each of which carries signals to and from specific parts of the body.

In contrast, the anterior part of the spinal cord is located at the front of the cord and contains motor neurons that control the movement of muscles. The anterior part of the spinal cord is not directly involved in carrying sensory information to the brain.

Overall, the spinal tracks that go to the brain are located in the posterior part of the spinal cord, not the anterior part.

At any given time, a 4-acre field contains an average of 200 kg dry weight of mallow plants. For these calculations, assume that the food chain shown below is isolated and that there are no other predators or sources of food involved. mallow plant- painted lady butterfly - phoebe- fox Assume that the dry weight of each animal is on average as indicated below Painted lady butterfly 0.1g Phoebe 48 Fox 1 kg (1000 g) a. Assuming that 10% of the biomass, as measured in dry weight, is transferred from one trophic level to the next higher level, calculate how many foxes the field could support at any given time. Show your work and include in your calculations how many phoebes and painted lady butterflies the field could support b. Construct a biomass pyramid diagram depicting the food chain described above. Include only the organisms of the food chain that the 4-acre field will support, and label the trophic level occupied by each organism. The units in your pyramid should be grams per square meter (g/m?) (Note: 1 acre = 4046.86 m).

Answers

a. The 4-acre field will support a total of 200 g foxes at any given time.

b. The pyramid is attached.

How to calculate support for food chain?

a. To calculate the number of foxes that the field could support at any given time, we need to work our way up the food chain, starting with the mallow plants:

200 kg of mallow plants x 10% = 20 kg available to painted lady butterflies

20 kg of painted lady butterflies x 10% = 2 kg available to phoebes

2 kg of phoebes x 10% = 0.2 kg available to foxes

Now to convert kg to g to make the calculations easier:

200 kg = 200,000 g of mallow plants

0.1 g per painted lady butterfly x 20 kg of painted lady butterflies = 2000 g = 2 kg

48 g per phoebe x 2 kg of phoebes = 96,000 g = 96 kg

1000 g per fox x 0.2 kg of foxes = 200 g

Therefore, the 4-acre field could support approximately 200 g of foxes at any given time.

b. The biomass pyramid diagram is attached below.

To convert from kg per acre to g per square meter, multiply by a factor of 24.711 (since there are approximately 4046.86 square meters in an acre).

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 At any given time, a 4-acre field contains an average of 200 kg dry weight of mallow plants. For these

i need some help here now ASAP

i need some help here now ASAP

Answers

Answer:

None of those, its called Soul Horizons

Explanation:

Answer:

Soil Layers also know as Soil Horizons.

Explanation:

Arrange the following in the correct sequence for olfaction 1 ) CN I 2 ) mitral cell 3 ) olfactory cortex 4) association neuron

Answers

The correct sequence for the olfaction is:

1) CN I

2) Mitral cell

3) Association neuron

4) Olfactory cortex.

The correct sequence for olfaction is as follows:

1. The olfactory nerve, or CN I, states that the olfactory sensory neurons are located in the olfactory epithelium of the nasal cavity.

2. The axons of olfactory sensory neurons form synapses with the principal output neurons of the olfactory bulb, known as mitral cells.

3. Mitral cells communicate with the olfactory brain via association neurons that conduct their axons.

4. Olfactory Cortex: The olfactory cortex interprets and processes the information that the olfactory bulb sends to it. It is located in the temporal lobe of the brain.

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a student places a cell with an initial 5% salt concentration into a solution with a 50% salt concentration. what is most likely to happen and why?

Answers

Answer:

Hypotonic

Explanation:

8. How does the atmosphere act as blanket? State difference between lithosphere and
Biosphere?

Answers

The atmosphere mainly contains air which is a bad conductor of heat. In this way atmosphere act as a blanket. The lithosphere is the crust and upper mantle if a planet, including all the solid matter from mountains to valleys to tectonic plats underneath. The biosphere is the life of and ecology of a planet.

What name is given to structure that no longer serve a useful purpose?

Answers

Answer:

vestigial structure

Explanation:

Gooogle exists

Answer:

A "vestigial structure" is an anatomical feature or behavior that no longer has a purpose in the current form of an organism of the specific species. 


Why might the xiphoid process be missing from the sternum in a set of human remains?

Answers

Answer:

Why might the xiphoid process be missing from the sternum in a set of human remains? The remains are from an adult younger than 40 years of age, and the hyaline cartilage does not preserve as well as bone. Because the xiphoid process may be broken off if the individual had been given CPR.

Explanation:

Brainliest please?

Draw a food web that includes your organism and at least 5 other organisms. My organism is great white shark

Answers

Answer:

1° producers: algae, plancton

2° primary consumer: zooplancton

3° secondary consumers: smaller fish and crustaceans

4° tertiary consumers: larger fish, birds and mammals (e.g. tuna)

5° quaternaries consumers: white shark

Sharks are located at the top of the food chain. Thanks to the existence of the shark, the aquatic food chain is kept in total balance and the oceans remain healthy.

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Students who remain in___________ status for six months are automatically disenrolled from the program. what does adam smith say the purpose of the mercantile system is? Read the passage from Prince Shotokus constitution.Harmony is of the most importance and should be valued. Avoid disagreements with others. People are naturally judgmental of others and lack the understanding to view others without bias. That is why some do not follow the rules of lords and fathers. That is why some continue to be in conflict with neighbors. When all people seek harmony and are kind to one another, important relationships are maintained and important business can be done.The Seventeen-Article Constitution, Prince ShotokuWhat Confucian teaching does this passage include?A.Order is an important value in society.B. People are naturally going to be judgmental of others.C.The younger generation should ignore the rules of its elders.D.It is important to reject unfair decrees from a higher social class. What is a relative clause sentence example? Intro Southern Power just paid an annual dividend of $7.1 per share. Because of increasing competition from home solar installations, the dividend is expected to shrink by 2% per year. The required rate of return is 8%. Attempt 1/3 for 10 pts. Part 1 What should be the current stock price? 7 = 3 (5 + x) what is x PLEASE HELP NEED ANSWRER QUICK what are prominent examples of realist literature? The Department of State is responsible for developing and implementing the foreign policy of the United States.TrueFalse Two processes are described below:Process A: Rapid moving water strikes a rock on the bottom of a stream and breaks it into piecesProcess B: Glaciers moving along a rocky surface form cracks in the rocksWhich statement is true about the processes? (5 points) aBoth represent physical weathering. bBoth represent chemical weathering. cProcess A is physical weathering and Process B is chemical weathering. dProcess A is chemical weathering and Process B is physical weathering. 2. As soon as Bobby heard that the math test was going to be worth 30% of his grade, he began studying.He studied in class. He studied on the bus ride home. He even tried to study while walking home fromthe bus but stopped after bumping into a lamppost. When he got home, he didn't watch any TV becausehe was studying so intensely. He completed the study guide that Mr. Morris gave him and then hecompleted one that he had made himself. Bobby refused to quit. He stayed awake all night finding andcompleting extra problems on the Internet. By the time the sun rose, Bobby had mastered the content. Ashe entered the classroom, he felt prepared. He sharpened his pencil, sat at his desk, put his head down,fell asleep, and failed his test.Which type of irony is used? The Cruisers scored a total of 105 points in a basketball game against the Strikers. The Cruisers had a total of 43 baskets, some of which were two-point shots and some of which were three-point shots. How many two-point and three-point shots did the Cruisers score? F.Katrina dove 14 feet down in the water and thenwent up 7 feet. Elizabeth and her family's dinner bill was $79.00. How much tip will her family give the waiter, if they tip 23%? Given the following, where D is the incenter of ABC, DF=6, and DB=10, find EB. Mike is a terminally ill patient who stays at home rather than in a hospital. His treatment focuses on the reduction of pain and suffering since any medical treatment would be of little help. This scenario demonstrates _____. When a river is in a steady state in which the balance between the supply of sediment and the amount of sediment that the river can carry is in a near equilibrium, the river is referred to as Bianca is shopping around town in order to purchase a computer that is regularly priced at $800. Use the details below to mark each statement as true or false. HELP ME NOWWWWW!!!!!!!!! in the capitalization approach, the appraiser considers all of the following factors, except: select one: a. price of the subject property b. cap rate c. amount of return on the investment d. estimated future net income Read the excerpt below and answer the question.Perhaps I have once again been too optimistic. Is organized religion too Inextricably bound to the statusquo to save our nation and the world? Perhaps I must turn my faith to the inner spiritual church, the churchwithin the church, as the true ecclesia and the hope of the world.What can we infer about King's beliefs from this excerpt from "Letter from Birmingham Jall"? Select all that apply.He believed that people should be guided by their conscience.He believed that the clergy had been largely unsupportive of the movement,He believed that the clergy had no place in discussing social issues.He believed that people should form new churches to replace the old ones.