12) If you threw a ball on Earth, would its path go straight or curve? Why?
13. If you threw a ball in space, would it’s path go straight or curve, why?
Answers
Answer:
straight if no force is present.
Einstein's analysis of the falling ball starts with the same premise as Newton's: The ball's trajectory through spacetime will be straight if and only if no force is present.
I hope this helps a little bit
Related Questions
list four different cells found in man and give one function of each.
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Answer:
Epithelial Cells. These cells are tightly attached to one another.
Nerve Cells. These cells are specialized for communication.
Muscle Cells. These cells are specialized for contraction.
Connective Tissue Cells.
Explanation:
I only could do the important 4 sorry but I hope this helps you sorry if it doesn’t help you
HELPP PLEASEEEE......
Answers
Answer:
The screen is quite blurry
Explanation:
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Explanation:
Small-chain fatty acids can enter the bloodstream directly, but large-chain fatty acids must be packaged first before entering the . can be carbohydrate-, protein-, or fat-based. remove cholesterol from tissues and deliver it to the liver for use in bile or excretion. Linoleic acid and alpha-linolenic acid are considered , and must be obtained from the diet. is needed to help mix fats with watery fluids. Carriers that transport monoglycerides and fatty acids to intestinal cells are called . contains 6 to 8 fatty acids connected to sucrose, and cannot be broken down by digestive enzymes. A is a lipoprotein carrier that transports digested fat and other lipids through the lymph system.
Answers
Answer:
lymph
fat substitutes
high-density lipoproteins
essential fatty acids
emulsification (bile)
micelles
olestra
chylomicron
Explanation:
Short-chain fatty acids can be absorbed directly into the bloodstream by the intestine capillaries, while long-chain fatty acids are released into the tiny intestine. Fat substitutes are chemical compounds that have similar properties of fats and oils, with fewer calories than fat. High-density lipoproteins (HDL) are referred as "good" cholesterol because they transport cholesterol from other body parts back to the liver. The alpha-linolenic acid and linoleic acid correspond to omega-3 and omega-6 fatty acids, respectively, and they are essential fatty acids that need to be consumed in the human diet. Emulsification is a chemical process consisting of mixing two immiscible liquids to form a semistable mixture. Micelles are chemical structures formed by the agglomeration of mixed lipids and bile acids, which support the action of lipases for digesting lipids. Olestra is a fat substitute that can be used in low-calorie diets for weight control. Finally, chylomicrons are ultra low-density lipoproteins (ULDLs) composed of triglycerides, phospholipids, cholesterol and proteins. The ULDLs are produced by intestinal cells.
All of the following are responsibilities of derivative classifiers EXCEPT:1) Derivative classifiers must have access to classification guidance.2) Derivative classifiers must understand derivative classification policies and procedures.3) Derivative classifiers must have original classification authority.4) Derivative classifiers must possess the requisite subject matter expertise, as well as classified management and marking techniques.
Answers
Derivative classifiers are individuals who are responsible for re-classifying or downgrading previously classified information. All of the following responsibilities are expected of derivative classifiers EXCEPT having original classification authority. Here option 3 is the correct answer.
Access to classification guidance: Derivative classifiers must have access to the appropriate classification guidance in order to properly re-classify information. Original classification authority: Original classification authority refers to the ability to classify information at the highest level of classification.
Understanding derivative classification policies and procedures: Derivative classifiers must be familiar with the policies and procedures for re-classifying information, including the requirements for protecting classified information and marking it with the proper security classifications.
Possession of subject matter expertise and classified management and marking techniques: Derivative classifiers must possess the necessary subject matter expertise and be familiar with the techniques for managing and marking classified information.
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in making a dihybrid cross what phenomena might prevent any double recessive mutatnts from appearing in the f2
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In a dihybrid cross, the phenomenon of incomplete dominance and the phenomenon of epistasis can both prevent any double recessive mutants from appearing in the F2 generation. In incomplete dominance, neither allele is dominant, resulting in an intermediate phenotype. With epistasis, the effects of one gene are modified by one or more other genes. In both cases, the effects of the double recessive genotype may be masked, thus preventing it from appearing in the F2 generation.
Dihybrid Cross
In making a dihybrid cross, the phenomena that might prevent any double recessive mutants from appearing in the F2 generation are linkage and incomplete dominance.
Linkage is when two genes are located close together on the same chromosome and therefore tend to be inherited together. This can prevent the double recessive mutants from appearing in the F2 generation because the two genes are not able to independently assort during meiosis.
Incomplete dominance is when the dominant allele does not completely mask the recessive allele, resulting in a phenotype that is intermediate between the two. This can prevent the double recessive mutants from appearing in the F2 generation because the recessive alleles are not completely masked by the dominant alleles.
Both of these phenomena can prevent the double recessive mutants from appearing in the F2 generation and can therefore affect the outcome of a dihybrid cross. It is important to take these factors into consideration when analyzing the results of a dihybrid cross.
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What does the energy from sunlight actually do to the plant cell? *
It heats up the plant cell
It excites electrons
It is unknown
It transforms to kinetic energy
Answers
Answer:
It excites electrons
Explanation:
Energy from sunlight excites electrons in plant cells and drives the chemical reaction needed to produce food in plants.
This reaction is called photosynthesis. During photosynthesis, green plants manufacture their food using sunlight in the presence of carbon dioxide and water. The product of the reaction is glucose and oxygen gas. The role of the sunlight is to excite electrons which facilitates the process.How does the design of your experiment control for outside factors that may affect the results?
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Answer:
It separate the inner environment from the outer environment.
Explanation:
The design provides the separation of the inner environment from the outer environment which is responsible to control the outside factors which directly affects the results of the experiment. The design provides control environment which is required for the experiment. In this control environment, the environmental factors will not affect the results of the experiment.
Need help someone knows the answer
Answers
Answer:
I believe it is B
Genetically modified organisms (GMOs) are organisms that have had their genetic code altered. Scientists use genetic modification to create crops that are resistant to diseases or certain temperatures. GMOs in our food supply have been a subject of great controversy. List five questions you have about GMO foods.
Answers
Answer:
The questions about GMO:
1. Which are the potential risks of GMO and consequences on human health?
2. Is GM foods safe?
3. How are GM foods regulated nationally?
4. What are the most common GM foods?
5. What further developments can be expected in the area of GMOs?
Answer:
Are genetically modified foods healthier than non-GMO foods?
Does consuming genetically modified foods cause any potential harm?
Can genetic modification allow crops to grow in areas where they normally wouldn’t?
What effect do GMOs have on native organisms?
Do genetically modified crops have any positive or negative effects on the environment?
Explanation:
PLATO
how can you prove that arteries and veins in the heart function differently when compared to the rest of the body?
Answers
Answer:
Explanation:
Arteries are blood vessels responsible for carrying oxygen-rich blood away from the heart to the body. Veins are blood vessels that carry blood low in oxygen from the body back to the heart for reoxygenation.
Answer:
Arteries are thicker and stretchier to be able to handle the higher pressure of blood moving through them. Veins are thinner and less stretchy. This structure helps veins move higher amounts of blood over a longer time than arteries.
Arteries are blood vessels responsible for carrying oxygen-rich blood away from the heart to the body. Veins are blood vessels that carry blood low in oxygen from the body back to the heart for reoxygenation.
Which of the following is the primary technique for determining the absolute age of a rock? measuring the dimensions of the rock comparing the rock to other geologic features measuring the radioactive decay of element isotopes comparing the rock to similar rocks and noting the differences
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Answer:
Measuring radioactive decay of element isotopes
Explanation:
Answer:
measuring radioactive decay of element isotopes
Explanation:
QUICK PLEASE!What is the process of seafloor spreading? Explain and please keep it short
Answers
Answer:
Explanation:
i dont rememer exactly but it has sompthing to do with plate tectonics and ocenan vents releasing magma and making more ground
Which of these molecules acts as O2 reserve for the tissue energy needs? a. Nephroglobin b. Globin c. Hemoglobin d. Myoglobin.
Answers
The molecule responsible to reserve oxygen is Hemoglobin and myoglobin
Hemoglobin is the molecule acts as oxygen reserve for the tissue energy because it has iron atoms attached to the globin chain where one oxygen molecule (gets into the body by respiration) will gets attached to the iron atom of the hemoglobin and will carry it to every parts of the body
Myoglobin is the oxygen and iron binding protein which is present in cardiac and skeleton muscles.
This is the reason that the hemoglobin and myoglobin molecule acts as oxygen reserve for the tissue energy
Globin is just a colorless protein which lacks the iron atom which is responsible for oxygen transportation. Nephroglobin not even exist in nature.
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What is one observation that could be made to support the idea that two rock layers
are the same age?
A.layers with different fossils
B.layers of equal density
C.layers made of the same chemicals
D.layers with similar fossils
Answers
multigene families include two or more nearly identical genes or genes sharing nearly identical sequences. a classical example is the set of genes for globin molecules, including genes on human chromosomes 11 and 16. how might identical and obviously duplicated gene sequences have gotten from one chromosome to another?
Answers
By chromosomal translocation, identical and redundant gene sequences have moved from one chromosome to another.
What does chromosomal translocation refer to?When a chromosome splits and the two fragments reassociate with different chromosomes, the process is known as a translocation. For the identification of some genetic illnesses and syndromes, the detection of chromosomal translocations is crucial.
Chromosome translocation, which can be balanced or unbalanced and comes in two primary varieties—reciprocal and Robertsonian—is a condition in genetics that causes an unusual rearrangement of chromosomes.
Translocations are reciprocal in nature since they are the outcome of chromosomal arm exchange across heterologous chromosomes. These translocations require DNA double-strand breaks.
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bulk flow of air in mammal lungs is most analogous to...
Answers
Bulk flow of air in mammal lungs is most analogous to the movement of blood in the circulatory system as both processes involve the transport of essential substances through distinct systems to maintain homeostasis and support overall health.
In the respiratory system, bulk flow refers to the movement of air in and out of the lungs during inhalation and exhalation. This flow is essential for efficient gas exchange, allowing oxygen to be absorbed into the bloodstream and carbon dioxide to be expelled. The diaphragm and intercostal muscles play a crucial role in controlling this flow by altering the volume of the thoracic cavity.
Similarly, in the circulatory system, the movement of blood throughout the body is driven by the pumping action of the heart. Blood flows through a network of blood vessels, supplying cells with nutrients and oxygen while removing waste products. The heart's rhythmic contractions ensure the consistent flow of blood, thereby maintaining adequate circulation.
In summary, the bulk flow of air in mammal lungs is most analogous to the movement of blood in the circulatory system. Both processes involve the transport of essential substances to support cellular function and maintain a stable internal environment.
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give correct procedure of activities carried out in an experiment to investigate soil drainage
Answers
Explanation:
These are 5 inverted cut bottles with different soils:
(Gravel, Sand, Loam, Clay, and Peat)
- The piece of cloth is tied at the mouth of the bottle to let out water at the same rate as the piece of cotton wool in the previous diagram.
- Soil that is very porous holds very little water and therefore allows too much water to pass through it.
- From the above, gravel has very large particles,it allows too much water to pass through it meaning it holds little water.
- Peat has more fine particles than Clay Soil, hence holds more water than Clay. It therefore allows very little water to pass through it.
which of the following describes a reason for making a prediction when doing a controlled experiment
a. To understand the nature of an experimental subject
b. To provide a context for why a specific question was asked
c. To indicate what specific results will support a hypothesis
d. To identify a useful and reliable source of scientific information
Answers
To indicate what specific results will support a hypothesis.
Experiment plays many roles in science. One of its important roles is to test theories and to provide the basis for scientific knowledge.What is hypothesis?A hypothesis is an assumption, an idea that is proposed for the sake of argument so that it can be tested to see if it might be true.In the scientific method, the hypothesis is constructed before any applicable research has been done, apart from a basic background review.To know more about experiment here
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The picture below shows four locations on the map of Australia.
Four locations (A, B, C, and D) are shown on a map of Australia. Point A is located inland on the western portion of the island, Point B is located inland in the northern portion of the island, Point C is located inland on the western portion of the island, and Point D is located on the southern portion of the island along the coast.
Which of these locations is most likely to experience moderate climate throughout the year?
Answers
Answer:
probably inland of the southern one because it's still close to the equator but also near the southern sea and cold climate
Answer:
D
Explanation:
Southern places have moderate climates more often than any others.
Beavers build dwellings called lodges. The photo shows one such beaver lodge. Imagine that most of the trees are cut down and removed from the nearby forest. What would be the most likely effect on the beaver population? A. It would increase. B. It would increase and then decrease C. It would stay the same. D. It would decrease.
Answers
Answer:
D. It would decrease.
Explanation:
According to this question, beavers (a type of bird) build dwellings on trees called lodges. This means that they find shelter on those trees and will make an habitat of them.
However, if most of the trees are cut down and removed from the nearby forest, there would be almost no tree left for beavers to build their lodges. Hence, causing them to lose their habitat and migrate. This will lead to a DECREASE in population of beavers.
Answer:
D. It would decrease
Explanation:
1) A delta is receiving sediment at a faster rate than it is subsiding. What will happen to the delta?
A. It will grow.
B. It will sink.
C. It will stay the same.
D. It will erode away
Answers
Answer: Option D.
It will erode away.
Explanation:
Delta refer to landform that is formed when the river and sediments empty itself into the oceans, another river or land.
When a Delta is receiving sediments at faster rate than it is subsiding, it will erode away because as the water and sediments continue to empty itself in it, it will accumulate large some, and when it has exceeded the capacity it can hold, it will break into distributaries channels that allows water and sediments to flow and branch off from the mainstream river into the land or another place.
clone mammals were foudn to not walwyas be identical to their parents or siblings. often the clone animals exhibit defcts. what seems to be the reason for the high incidence of abnormailities
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Not all clones have the same appearance. Despite the fact that clones have identical genetic makeup, an organism's development is greatly influenced by its environment.
The majority of animal embryos created through reproductive cloning are unable to mature into healthy adults, making it an extremely ineffective procedure. Increased birth weight and a range of abnormalities in crucial organs like the liver, brain, and heart are examples of negative health effects in sheep and other mammals. Premature aging and immune system issues are some additional side effects. The chromosomes of the cloned cell's relative youth is a different possible issue.
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PLZ help! Which correctly describes crossing over? choose one. i will mark brainliest
the process whereby non-sister chromatids exchange genetic material
the process whereby homologous chromosomes are pulled to opposite poles of the cell
the process whereby sister chromatids are pulled to opposite poles of the cell
the process whereby homologous chromosome pairs align randomly along the metaphase plate
Answers
Answer:
the process whereby nonsister chromatids exchange genetic material
Explanation:
Crossing-over is a unique phenomenon which occurs only in the prophase I stage of meiotic division i.e. meiosis I. It is the process whereby nonsister chromatids of homologous chromosomes (similar but non-identical chromosomes from male and female parents) exchange their genetic material.
Which statements best describe the fossil record? Check all that apply.
The fossil record is a complete history of all the organisms that have lived on Earth.
The fossil record shows which organisms have a common ancestor.
The fossil record can be used to develop a timeline of Earth’s history.
The fossil record shows which organisms existed at the same time.
The fossil record shows that fossils in lower rock layers are younger than fossils in higher rock layers.
Answers
Answer:
The fossil record shows which organisms have a common ancestor.
The fossil record can be used to develop a timeline of Earth’s history.
The fossil record shows which organisms existed at the same time.
Answer:
(B,C,D)
Proof:
✕ The fossil record is a complete history of all the organisms that have lived on Earth.
✔ The fossil record shows which organisms have a common ancestor.
✔The fossil record can be used to develop a timeline of Earth’s history.
✔The fossil record shows which organisms existed at the same time.
✕ The fossil record shows that fossils in lower rock layers are younger than fossils in
higher rock layers.
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Poly" means many and "saccharide" means sugar.
Why is polysaccharide a good name for the picture on the right above
!
Answers
Why is it important for cells to grow quickly?
Answers
Answer: The cell cycle is the most important process in the growth of an organism.
Explanation: The cell cycle is the fundamental process by which a cell matures, synthesizes DNA, and divides to form daughter cells. Somatic cells divide regularly. All multicellular organisms use cell division for growth, maintenance and repair of cells and tissues. Unicellular organisms use this process to reproduce. The cell cycle affects our daily lives. Most cancers are a result of inappropriate cell division arising due to aberrations in normal cell cycle regulation. Stem cell biology and regulation in growth of organs also involves extensive study of cell cycle.
describe the primary function of glucose in cells
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Answer:
The primary function of glucose is to serve as a biological fuel source for the body. All cells of the body are capable of using glucose to generate energy. Through a series of complex biochemical reactions, the breakdown
the definition of osmosis
Answers
Answer:A process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.
Explanation:This Would Be The Answer
Answer:
Osmosis is the movement of water across a semi-permeable membrane from a region of higher solute concentration to a region of lower solute concentration
Explanation:
I hope it will help you
As protons move through atp synthase, they travel from __________.
Answers
As protons move through ATP synthase, they travel from the intermembrane space to the matrix.
What are the two functions of ATP synthase?Functions of ATP synthase include producing ATP molecules to give organisms a plentiful source of high energy. When cellular respiration is impaired, hydrolyzing Atp from adp back into ADP and inorganic phosphate.
What is the output of ATP synthase?A transmembrane proton motive force provides the energy needed for ATP synthases to create ATP from ADP + inorganic phosphate. Since they are the most basic version of the enzyme and because genetically altering these complexes is very easy, bacterial ATP synthases have received a great deal of attention.
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what happens to the minerals in rocks that undergo metamorphism
Answers
The minerals in rocks that undergo metamorphism can change significantly and form new rock types with unique mineral assemblages and physical properties.
What is Metamorphism Rock?
Metamorphic rock is a type of rock that has undergone a physical or chemical change due to extreme heat and/or pressure. This process of metamorphism alters the mineralogy, texture, and structure of the original rock, resulting in a new type of rock with unique properties.
During metamorphism, the minerals in rocks can undergo various changes in their composition, crystal structure, and texture due to changes in temperature, pressure, and chemical environment. Some minerals may dissolve and recrystallize into new minerals, while others may grow in size or change shape. The minerals can also become more densely packed and the rock can become more compact, increasing its hardness and durability. Some minerals can also react with fluids present in the rock, forming new minerals or altering the chemistry of the rock.
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