READING CHECK - Determine Central Ideas: How are internal and external fertilization alike and different?
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Answer:
They are the same because they are both fertilised
Explanation:
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❗️Please help❗️
I got this answer on science and it’s confusing....
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Answer:
The answer is Angiosperms and gymnosperms
Answer:
The third option
Explanation:
Which of the following is an extensive property?
A. Boiling point
B. Magnetism
C. Melting point
D. Volume
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Answer:
I believe the answer is D
What do I write here?
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Answer:
Sweat
Explanation:
Sweat regulates body temperature by cooling us off when were running. By releasing water, we have incredible stamina which allowed humans to run excessive distances.
Answer:
sweat???
Explanation:
What is Potential energy?
I’m here trying to figure it out but I can’t remember. Help? ;-;
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What is a smell?
A)electrical signals from the substance you are smelling
B)light from the substance you are smelling
C)molecules of the substance you are smelling
D)smells are not matter, but are energy waves from the substance you are smelling
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The molecules make contact to part of your olfactory epithelium, which contains receptors that lock onto these molecules.
Which is true about the stratosphere?
The amount of oxygen gets thicker as you travel through the stratosphere.
The stratosphere is the only layer of the atmosphere that planes fly in.
The stratosphere is where the majority of weather takes place.
The stratosphere is where you would find the ozone layer and jet streams.
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I believe it's D, the stratosphere is where you would find the ozone layer and jet streams.
The ozone layer is in the stratosphere, but jet streams are usually found in the tropopause—the area between the troposphere and the stratosphere.
Since the ozone layer part is right, I believe it's the last one.
you would find the ozone layer and jet
streams.
The ozone layer is in the stratosphere,
but jet streams are usually found in the
tropopause-the area between the
troposphere and the stratosphere.
Since the ozone layer part is right, I
believe it's the last one.
1. What kinds of pollution do you know? Which is the worst? Discuss in group.
2. What are fossil fuels? Give examples. Where are they used? Can they be replaced?
3. Some factories dump waste water in rivers and ocean. How can we prevent this?
4. People throw away tons of garbage everyday. How can we reduce the amount of garbage?
5. Do you drink bottled water? Why or why not? What is its effect on the environment?
pls 3-5 sentence and then explain briefly the answer. ty
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Answer:
1. There's air pollution, water pollution, noise pollution, and light pollution. The worst pollution is air pollution because it can cause severe health problems like respiratory diseases or even cancer.
2. Fossil fuels are resources that are formed from the remains of dead plants and animals. An example would be coal, oil, and natural gas. These fuels are used to generate electricity, power vehicles, heat homes and buildings. Yes, there many other energy sources that can replace fossil fuels.
3. One way to prevent factories from dumping waste water in rivers and oceans is to implement stricter regulations and penalties for those who violate them.
4. One of the best ways to reduce the amount of garbage is to reduce, reuse, and recycle.
5. Yes, I drink bottled water because it's more water to drink from a bottle and its effect on the environment is recycling and being reused.
1. Pollution can be of many types such as air pollution, water pollution, noise pollution, and land pollution. In my opinion, air pollution is the worst because it affects people's health and can cause breathing problems, heart diseases, and even cancer. Discussing this issue in a group can help us understand different perspectives and find solutions to reduce pollution.
2. Fossil fuels are non-renewable sources of energy that are formed from the remains of dead plants and animals. Examples of fossil fuels include coal, oil, and natural gas. They are used to generate electricity, fuel vehicles, and heat homes. However, they are a major contributor to air pollution and climate change. Fossil fuels can be replaced by renewable sources of energy such as solar, wind, and hydro power.
3. Factories dumping waste water in rivers and oceans can have a negative impact on aquatic life and the environment. To prevent this, factories can treat their waste water before discharging it into the environment. Governments can also enforce strict regulations and penalties for factories that violate environmental laws.
4. To reduce the amount of garbage, we can follow the three R's - reduce, reuse, and recycle. We can reduce the amount of waste we generate by using reusable bags, bottles, and containers. We can also compost organic waste such as food scraps and yard waste. Recycling can also help reduce the amount of garbage by turning waste into new products.
5. I try to avoid drinking bottled water because it generates a lot of plastic waste that can take hundreds of years to decompose. Plastic waste can also harm wildlife and pollute the oceans. Instead, I use a refillable water bottle and fill it with tap water. Tap water is safe to drink in most developed countries and can be a more sustainable choice.
How does passive transport come into play in oxygen's journey through our body?
Answers
In the alveoli of the lungs, oxygen frequently diffuses from the air into the erythrocytes and blood plasma.
What is passive transport?Diffusion is a form of passive transport where molecules migrate from a high concentration to a low concentration, if you didn't know. Therefore, it follows that the oxygen content of the air must be higher than that of the blood.
Passive membrane transport methods are the most direct. Passive transport is a phenomenon that happens naturally and doesn't require the cell to use energy to move.
Diffusion is the process by which chemicals travel passively from a region of higher concentration to a region of lower concentration.
Therefore, Passive transport is a term that refers to both osmosis and diffusion. They don't need any power.
Learn more about passive transport, here:
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Layers of sand and other sediments that become sedimentary rock
A.
can contain the remains of animals but not plants.
B.
can contain the remains of plants, animals, or both.
C.
always contain the remains of both plants and animals.
D.
can contain the remains of plants but not animals.
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Answer: C
Explanation:
Describe the ocean product you researched in the "investigation: ocean products" module. What did you learn about it's connection to the ocean?
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The ocean product I have researched in the "investigation: ocean products" module is petroleum. I have learnt that it can be found in layers of sediments as seen on ocean floor.
Does petroleum come from the ocean?Fossil fuels such as coal, natural gas, and that of petroleum developed under comparable conditions. Petroleum can now be discovered in huge subsurface reservoirs that were once ancient seas.
They are seen under the surface of the land or the water, there are petroleum reservoirs. Utilizing enormous drilling equipment, their crude oil is extracted.
Note that Over the course of millions of years, when the bones of dead animals and plants settle to the ocean floor, gas and oil are formed in the sea. They are buried and crushed into layers of sediment several kilometers deep on the ocean floor when combined with particles discharged from the land.
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These days people use plastic to pay for everything. " What does the synecdoche mean in this question?
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AYO HELP MEEEEE VBJKEBADHK
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humans probably used selective breeding to cause alpacas to have more wool. If alpacas have more wool they are able to get more material to make clothes or blankets.
please help me I’ll give brainliest lol
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Answer:
Horseshoe crabs are chelicerates, which means they're made of two segments, the cephalothorax and the abdomen. The cephalothorax is a fusion of the head (cephalon) and chest (thorax), and the tail is part of the abdomen. Trilobites, on the other hand, are composed of 3 parts, cephalon, thorax, and pygidium. In this body plan, the pygidium is the tail and is a separate segment of the body. Due to these differences, it seems that the two species are not closely related, however, it's quite possible that they share a yet-undiscovered common ancestor.
Answer:
Horseshoe crabs are chelicerates, which means they're made of two segments, the cephalothorax and the abdomen. The cephalothorax is a fusion of the head (cephalon) and chest (thorax), and the tail is part of the abdomen. Trilobites, on the other hand, are composed of 3 parts, cephalon, thorax, and pygidium. In this body plan, the pygidium is the tail and is a separate segment of the body. Due to these differences, it seems that the two species are not closely related, however, it's quite possible that they share a yet-undiscovered common ancestor.
What are the levels of organization? Answer in 2-4 sentences, including the words below:
Organism
Organ system
Organs
Tissues
Cells
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Answer:
Organisms are organized into multiple levels, each building the next level. Cells are the lowest level or organization, and when cells are put together they create tissues. Tissues are put together into organs, and multiple different organs together create organ systems. Several organ systems put together create the whole organism.
Explanation:
Cells --> Tissues --> Organs --> Organ systems --> Organism
When a chemical reaction absorbs or releases thermal energy, the reaction causes a change in temperature. Read the passage about a chemical reaction that absorbs or releases thermal energy. Then, follow the instructions below.
To clean their drain pipes, some people make a solution of baking soda and vinegar. Baking soda, also known as sodium bicarbonate (
Na
H
C
O
3
)
, reacts with acetic acid (
C
2
H
4
O
2
)
in vinegar to produce sodium acetate (
Na
C
2
H
3
O
2
)
, water (
H
2
O
)
, and carbon dioxide gas (
C
O
2
)
. As the products form, thermal energy is absorbed from the surroundings and converted to chemical energy. The carbon dioxide gas creates bubbles that help clean the inside of the pipes.
Complete the statement.givening brainliest
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During this reaction, solution become colder.
This is because it's an endothermic reaction where heat is absorbed from the surrounding. If it was an exothermic reaction heat would be released into the surrounding making the solution warm .
Write an example of how a density-independent factor can decrease a population of cherry trees
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Hope this helped☺️☺️☺️
Write a description or a reason why you are doing this activities of conserving our natural resources.
1. Using a glass when brushing teeth -
2. Hanging clothes -
3. Walking -
4. Feeding the stray animals -
5. Using back page of paper -
6. Using fan -
7. Watering the plants -
8. Sweeping -
Answers
1. Using a glass when brushing teeth: By using a glass instead of leaving the tap running while brushing our teeth, we can conserve water. Freshwater is a finite resource, and reducing unnecessary water usage is essential for preserving our water supplies and ensuring their availability for both humans and the natural environment.
2. Hanging clothes: Opting to hang clothes to dry instead of using a dryer not only saves energy but also reduces greenhouse gas emissions. Clothes dryers consume a significant amount of electricity, and by utilizing natural methods like hanging clothes, we can contribute to reducing our energy consumption and lowering our carbon footprint.
3. Walking: Walking instead of using vehicles for short-distance travel offers multiple benefits. Firstly, it helps reduce air pollution by decreasing the emission of harmful gases from vehicles. Secondly, walking promotes personal health and well-being, as it is a form of physical exercise. Lastly, choosing to walk reduces traffic congestion and saves fuel.
4. Feeding stray animals: Feeding stray animals is an act of compassion and kindness. By providing food for stray animals, we help prevent their starvation and promote their overall welfare. It also reduces their need to hunt for food in natural habitats, preserving the delicate balance of local ecosystems.
5. Using the back page of paper: Utilizing both sides of a piece of paper helps reduce paper waste and conserves valuable forest resources. Paper production involves cutting down trees, and by maximizing the use of each sheet, we minimize the number of trees required to produce paper products.
6. Using a fan: Using a fan instead of an air conditioner helps reduce energy consumption and lowers greenhouse gas emissions. Air conditioners consume a significant amount of electricity, and by using fans to circulate air and provide cooling, we can contribute to conserving energy resources and mitigating the impact of climate change.
7. Watering the plants: Watering plants is essential for their growth and well-being. By providing them with adequate water, we support their ability to photosynthesize, produce oxygen, and contribute to a healthy ecosystem. Additionally, practicing responsible watering techniques, such as using watering cans instead of hoses, helps conserve water resources.
8. Sweeping: Sweeping instead of using a leaf blower or a hose to clean outdoor spaces reduces energy and water consumption. Leaf blowers and hoses consume significant amounts of electricity and water, respectively. Sweeping not only saves resources but also minimizes noise pollution and prevents soil erosion caused by high-pressure water flow.
Engaging in these activities of conserving natural resources demonstrates our commitment to environmental stewardship and sustainable living. By making conscious choices in our daily lives, we can contribute to the preservation and protection of the Earth's ecosystems for the benefit of current and future generations.
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What do Jupiter, Neptune, and Saturn have in common? (2 points) a They have a gas surface composition and at least one ring. b They have no rings and no moons. c They have a rock surface composition and no rings. d They have a thin atmosphere and a gas surface composition.
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Answer: The correct answer is B
Hope this helps!
Many parts of the eye work to focus or control light except the...
A.) Lens
B.) Retina
C.) Cornea
D.)Pupil
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When is the ground considered saturated?
A, when most of the space between rock particles is filled with water
B, when there is no space between any rock particles
C, when there are air pockets between rock particles
D, when all spaces between rock particles are filled with water
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Answer:
b would be the correct answer
Explanation:
said it was when i looked it up
How do volcanoes grow?
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A class is learning about the evaporation step in the water cycle using a simple model. The model consists of a 1-L container of water. When the container is open, and it receives sunlight, the water can freely evaporate from the container. The students design an experiment using the model. In the experiment, the container will be filled and left open outside from dawn until dusk at different times of the year. The students will run the experiment only on days with clear weather. As a basis of their experiment, the students make an assumption that more water will evaporate from their model when more solar energy is present. Which of the following is a result that the students could predict in order to test their assumption?
A.
Equal amounts of the water will evaporate on summer days and winter days.
B.
Less of the water will remain in the container after one day in summer than after one day in winter.
C.
Less of the water will remain in the container after one day in winter than after one day in summer.
D.
Some of the water will evaporate on winter days but not on summer days.
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How did Scientists create new types of potatoes?
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Answer:
potato skin. The “eyes” in a potato can sprout and grow into new potato plants because of vegetative reproduction. Vegetative reproduction is a type of asexual reproduction in which stems, leaves, or roots attached to the parent plant produce new individuals
Explanation:
Actual scientific term btw
If a purple-flowered, short-stemmed plant is crossed with a white-flowered, long-stemmed plant, would all of the purple-flowered offspring also have short stems? Why or why not? Plz give explanation
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No. Not all of the offspring would have Purple-flowered, short-stemmed plant.
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant.
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant.
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant.
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant. Purple - dominant (P)
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant. Purple - dominant (P) Long/tall - dominant (T)
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant. Purple - dominant (P) Long/tall - dominant (T) White - recessive (p)
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant. Purple - dominant (P) Long/tall - dominant (T) White - recessive (p) Short - recessive (t)
No. Not all of the offspring would have Purple-flowered, short-stemmed plant. Only 50% of offsprings would have Purple-flowered, short-stemmed plant, and the other half would be Purple-flowered, tall/long-stemmed plant. Purple - dominant (P) Long/tall - dominant (T) White - recessive (p) Short - recessive (t) (P)(P)(t)(t) x (p)(p)(T)(t) <<< (Hömözygous Purple + Höm0zygous short * H0mòzygous white + Heterozygous Tall/Long)
zygous white + Heterozygous Tall/Long) (P)(p) (T)(t)
zygous white + Heterozygous Tall/Long) (P)(p) (T)(t) (P) (p)(t)(t)
zygous white + Heterozygous Tall/Long) (P)(p) (T)(t) (P) (p)(t)(t)=50 % purple flowered, tall/long-stemmed plant
zygous white + Heterozygous Tall/Long) (P)(p) (T)(t) (P) (p)(t)(t)=50 % purple flowered, tall/long-stemmed plant50% purple flowered, short-stemmed plant
zygous white + Heterozygous Tall/Long) (P)(p) (T)(t) (P) (p)(t)(t)=50 % purple flowered, tall/long-stemmed plant50% purple flowered, short-stemmed plantGenotype: Heterozygous Purple + Heterozygous Tall/long and Heterozygous Purple + H0mózygous short
zygous short Phenotype: Half of the offsprings are Purple-flowered, long-stemmed plant and other half Purple-flowered, short-stemmed plant
zygous short Phenotype: Half of the offsprings are Purple-flowered, long-stemmed plant and other half Purple-flowered, short-stemmed plant
Your favorite plant has begun to wilt. You feel the soil in the pot and find that it is very dry. You water your plant and about 20 minutes later you discover the plant is standing up straight again. Is this an example of osmosis or diffusion? Please explain:
Answers
Answer:
Explanation:In this article we will discuss about the water relation in plants.
Plant physiology is the study of vital or functional activities of plants. And water is essential for these functional activities.
What for water is needed:
i. Water is absolutely essential for protoplasm because its hydration is essential for its proper organisation and proper functioning of its organelles.
ii. Water is the carrier of various dissolved substances like gases, minerals, organic and inorganic substances etc.
iii. Water is necessary for metabolic reactions of the cell e.g., photolysis of water.
iv. The rigidity and turgidity of cells is maintained by and large by water.
v. Water forms a continuous network throughout the plant through which dissolved substances move up.
vi. Water makes up the loss of water during transpiration and guttation.
Thus almost all the functional activities of plants depend on the water relation.
Under water relation we study the following points:
a) How does water enter into the plant – This functional activity is studied under the heading ‘Osmosis’.
b) How does water move up inside the plant – It is studied under ‘Ascent of sap’ or ‘Translocation of sap’.
c) How is water lost from the plant – It is studied under ‘Loss of water’ or ‘Transpiration’.
Diffusion:
The movement of the molecules of gases, liquids or solutes from the regions of higher concentration to the regions of lower conc., until the molecules are evenly distributed throughout the available space is known as Diffusion.
Diffusion Pressure Deficit/Water Potential (DPD/WP):
Diffusion pressure deficit (DPD) is also called suction Pressure (S.P). It is the ability of a cell to draw water. It is the force per unit area (i.e., pressure) by which water enters into a cell. A pure solvent is supposed to have maximum diffusion pressure.
When certain solute particles are added to the pure solvent, the diffusion pressure of the resulting solution is lowered. The amount by which the diffusion pressure of a solution is lowered than that of its solvent at the same temperature and atmospheric pressure, is called DPD. The term DPD was introduced by Meyer in 1938.
But according to the recent trend, diffusion of water is explained in terms of Water Potential. DPD is the positive value whereas water potential is the negative value.
Turgor Pressure (T.P.):
T.P is the outward pressure exerted by the cell solution on the cell wall which is developed due to osmotic diffusion of water. In equilibrium inward pressure is also given by the cell wall on the cell solution in an equal amount, which is called wall pressure or Hydrostatic Pressure.
Turgor Pressure is also called Pressure Potential (PP) which has positive value.
Chemical Potential:
The free energy per mole of a chemical substance is called its chemical potential. Chemical potential of water in a solution is reduced by the addition of solutes.
Osmosis:
i. Osmosis is essentially a special type of diffusion of liquids.
ii. The term ‘Osmosis’ was given by Abbe Nollel.
iii. Osmosis Means:
a) Movement of solvent.
b) From a region of lower concentration of solution.
c) To a region of higher conc. of solution.
d) Through semi-permeable membrane (SPM).
iv. Plasma or cell membrane is a semi-permeable membrane. At higher temperature plasma membrane becomes permeable.
Illustration:
Answer:
Example of osmosis.
Explanation:
Osmosis is the spontaneous net movement or diffusion of solvent molecules through a selectively permeable membrane from a region of high water potential to a region of low water potential, in the direction that tends to equalize the solute concentrations on the two sides.
Diffusion is the net passive movement of molecules or particles from regions of higher to regions of lower concentration.
The answer cannot be diffusion, and thus, is osmosis.
Which of these organisms is not a chordate?
earthworm
snake
sea squirt
human
Answers
hope this helped.
Lesson 3, Interactions among living things
Be able to define and give an example of each.
1. natural selection
2. adaptations
3. niche
4. competition
5. predation, predator, prey
6. symbiosis: mutualism, commensalism, parasitism: parasite and host
Answers
What is oxidation?
releases energy from the sun
releases energy from photosynthesis
releases energy from the food for us to use
releases energy from meat products for us to use
Answers
Answer:
It should be C. releases energy from the food for us to use.
Answer:
third one
Explanation:
Help me asap plz? :
3. Explain how breathing rate is controlled. Include the role of carbon dioxide and the medulla oblongata (brain area). –
Answers
Answer:
Breathing rate is controlled by co2
Explanation:
In which way are fossil fuels and biomass similar?
A. Both are burned for energy
B. Both can be made quickly from corn
C. Both are easily replenished
D. Both depend on water
Answers
Answer:
a is the answer
Explanation:
Answer: Both are burned.
Explanation:
a p e x. just took the quiz and that's wusuhh.