Answer:
Big Bang, the universe is still expanding. Slowly the planets get further away from each other. It's the third planet from the sun, some believed that the earth was in the center of the universe and now we believe the sun is in the middle.Explanation:
Which of the following statements about the effects of agricultural techniques on the environment is true?
Answer: It’s A for edgu 2021 topic test:)
Explanation:
A student is creating a poster to share out with the class describing the chemical and physical properties and changes for aluminum, a metal they have been researching during the unit on the poster, the student is creating a graphic organizer showing the chemical changes for aluminum on one side with the physical changes on the other side. Which options should the student put under the "physical changes" portion of the poster about aluminum? Select ALL that apply.
The student put under the "physical changes" portion of the poster about aluminum is option "B".
What is the boiling point and melting point of aluminum?The melting point of aluminum is 933.47 Kelvin, 660.32 degrees Celsius, or 1220.58 degrees Fahrenheit.
It's normal boiling point is 2792 Kelvin, 2579 degrees Celsius, or 4566 degrees Fahrenheit.
Thus, Options "B" aluminum met at 660 degree celcius.
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Why do you think cardiac surgery was referred to as the "Mount Everestof medicine before November of 1944
Students set up a controlled experiment by growing the same type of seedlings in two different locations. After a period of time, the students observed the seedlings and recorded their observations in the table shown. What caused the shoots of the seedlings on the windowsill to bend toward the window? Hormones produced in response to a light stimulus. Hormones produced in response to a light stimulus. Sugars produced in response to a gravity stimulus. Sugars produced in response to a gravity stimulus. Carbon dioxide produced in response to a water stimulus. Carbon dioxide produced in response to a water stimulus. Water produced in response to a nitrogen stimulus. Water produced in response to a nitrogen stimulus.
What can make the shoots of seedlings on the window sill bend toward the window would be the production of hormones in response to light stimulus.
What is Phototropism?It is the movement of organisms in response to light. It can be of two types:
Positive phototropism when the organism moves toward light.Negative phototropism when the organism moves away from light.Plants are generally positively phototropic. The light stimulus stimulates the production of a hormone whose activities cause the plant to bend towards the light source.
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Since fossil fuels can only be burned once, they are considered what type of energy source?
nonrenewable
What two products are stored in a plant's sink?
Where does the energy for most food webs originally come from?
Answer:
the energy for most food webs come from the sun
Explanation:
some challenges people face in transportation
What is the 4th trophic level called?
Answer:
Tertiary Consumers.
Explanation:
1. What do you predict Earth's interior is
like? How do its rocks compare to rocks on
the surface? Cite evidence that supports
your prediction.
I Type your answer hou
Answer:
The earths interior is super hot and compressed, it is made of iron and nickle
The rocks down there are really fine and compressed while rocks on the surface are sedimentary, have air pockets, and are not as fine as rocks in the core.
Explanation:
Answer: The inner layers are very hot and full of molten magma. The main elements present there are iron, sulphur and nickel.
Explanation: The Earth comprises of four layers, out of which three of the layers are full of magma (liquid rock), and the fourth being the crust.
WILL GIVE BRAINLIEST!!!
Which of the following is NOT a type of mutation
in DNA?
A. substitution
B. insertion
C. creation
D. deletion
Which energy-rich molecule produced by cellular respiration directly powers cell work?.
Answer:
A single glucose molecule produces about 38 molecules of ATP through the process of cellular respiration.
Explanation:
Cellular respiration is a metabolic pathway that breaks down glucose and produces ATP.
I hope this helps. :)
17. How did water help shape the new American colonies in the 18th century choose 3
It provided drinking water
It provided lush, fertile soil to grow crops
It provided a way to transport goods
It provided hydroelectric energy
Water helped to shape the new American colonies in the 18th-century by providing drinking water, fertile soil to grow crops and a way to transport goods.
What was the importance of water for American colonies?New American colonies were benefited by the water bodies due they could use this water for drinking and transport.
Water was also a powerful source to create watermills, which helped with different tasks.
In conclusion, water helped to shape the new American colonies in the 18th-century by providing drinking water, fertile soil to grow crops and a way to transport goods.
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Compare between red blood cells and white blood cells in 2 points.
Answer & Explanation:
Red blood cells carry oxygen to other parts of the body and waste from the body to the lungs to get rid of it. White blood cells attack harmful particles in the body.
see the attached file!!!
How is renewable fuel use expected to change in the next decade? a. it is expected to decrease. b. it is expected to increase. c. it is expected to fluctuate. d. it is expected to remain the same.
The use of renewable fuel is expected to to increase in the next decade. That is option B.
What is renewable fuel?A renewable fuel is the type of fuel that is produced from the renewable biomass sources through series of thermal and biological processes.
One of the benefits of renewable fuel is that it generates energy that produces no greenhouse gas emissions from fossil fuels.
Therefore, since renewable fuel produces no for of air pollution, it's use is expected to increase in the next decade.
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Answer:
B
Explanation:
Ed 2022
The muscle walls are thicker on the left side of the heart in order to supply enough pressure to pump the blood throughout the body. true or false
Answer:
Left
Explanation:
The left ventricle of your heart is larger and thicker than the right ventricle. This is because it has to pump the blood further around the body, and against higher pressure, compared with the right ventricle.
what is a difference between reflex action and voluntary action??
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Answer:
Voluntary actions involve conscious thought and thinking time. Reflex actions do not involve conscious thought (thinking time) and happen very quickly to avoid unnecessary damage to the body.
Explanation:
Explanation:
Voluntary action are under control of ones will, whereas reflex action are spontaneous involuntary, nerve-mediated activity produced at the unconscious level by stimulating specific receptors.
___________ are multi-function glial cells that participate in phagocytosis, provide lactate for cells, and structurally support neurons in the brain. Schwann Astrocytes Microglia Oligodendrocytes Microtubules
Astrocytes are the multi-function glial cells that participate in phagocytosis, provide lactate for cells, and structurally support neurons in the brain.
What are Glial cells?Glial cells may be defined as the neurons of the central nervous system which are supplied by several varieties of non-excitable cells.
Astrocytes serve as phagocytes by taking up degenerating synaptic axon terminals following the death of the neurons due to diseases. They represent the process of replacement gliosis.
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Why is innate host resistance a type of nonspecific immune response?.
These defenses are described as nonspecific because they do not target any specific pathogen; rather, they defend against a wide range of potential pathogens.
Is innate immunity nonspecific resistance?
The innate immune system provides this kind of nonspecific protection through a number of defense mechanisms, which include physical barriers such as the skin, chemical barriers such as antimicrobial proteins that harm or destroy invaders, and cells that attack foreign cells and body cells harbouring infectious agents.
Thus, they do not target any specific pathogen; rather, they defend against a wide range of potential pathogens.
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Explain how cpr procedure benefit air forced ibto the pateint lungs
Answer: it keep oxygen rich blood flowing to the brain and other vital organs if the heart or lungs stop working on their own. The medical term for this is “loss of automatic function.”
Explanation: If the person is unconscious or out of breath you're going to have to give the person CPR because it's the air that helps the heart keep beating so if there is no air for the patient
Answer:
Sometimes the patient can't breathe on their own and you have to help
Explanation:
I'm not sure I understand the question but I hope that helps
Which stage has both high birth rates and high death rates but low overall population growth in part from high incidences of disease and famine?.
Stage 1 which is the high fluctuating stage has both high birth rates and high death rates.
What is Famine?This is a condition which is characterized by lack of food as a result of some factors such as war, natural disaster etc.
In the stage 1, the population growth is slow and fluctuating as a result of high incidences of disease and famine.
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Which of the following is a major reason that many people are against damming up rivers for human use? A) dams create floods B) dams are not aesthetically pleasing to the community C) dams affect the aquatic organisms and surrounding ecosystem D) dams prevent the use of water for hydroelectric power
Answer:
i feel as if the answer would be C or D
Explanation:
Because the first two isnt really that abd but dams ruin the water and people want that to themselves if that makes sense
A major reason that many people are against damming up rivers for human use is because dams affect the aquatic organisms and surrounding ecosystem. T Option C. his is further explained below.
What is a Dam?A Dam built to hold back and elevate the level of water, producing a reservoir used to produce energy or as a water source.
In conclusion, Many individuals are opposed to damming rivers for human use because dams harm aquatic species and the surrounding ecology.
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what is the law of conservation? How does the law of conservation relate to energy conservation?
Answer:
The law of conservation of energy states that energy can neither be created nor destroyed - only converted from one form of energy to another.
Explanation:
hope that helps :)
natrual selection is also know as what?
Identify the demographic transition stage for a country that has an age structure consisting of a moderate number of people in the pre-reproductive age group dye to birth rates falling, but also gas a small amount of people in the elderly populatiob due to death rates beinglow.
A. Stage 1
B. Stage 2
C. Stage 3
D. Stage 4
Answer:
C. Stage 3 because this stage means (death rates are low and birth rates decrease)
The malfunction of ribosomes in the body will cause a disease called Ribosomopathies. What is the likely effect of this disease?
A) Ribosomes will perform a less important function and the disease will not affect the body.
B) Proteins will not be properly formed, resulting in significant malfunction of the body.
C) Other subcellular structures will take over the function of the ribosomes, maintaining the health of the body.
D) The body will use molecules other than proteins to carry out the work of the cell, so the body will be minimally affected.
Answer:
Not sure of answer though
Explanation:
But here is what have got
Clinical features of the ribosomopathies can include bone marrow failure, developmental abnormalities, and increased risk of cancer.
Hope it helped
Answer:B, Proteins will not be properly formed, resulting in significant malfunction of the body.
Explanation:
Phagocytes are white blood cells that find foreign pathogens and ________.
Which is NOT excreted by your skin?
A. heat
B. urine
C. sweat
D. salt
The skin does not excrete urine
It does excrete some heat when the body becomes to hot. It excretes sweat to cool off the body when the body is hot. Salt is excreted with sweat.
Hope that helps!
Why do recipient cells become donor cells after conjugation has occurred?.
Answer:They are now genetically identical to the cell with which they conjugated.
Explanation:
They have received proteins that allow them to produce a hormone.
How can the actions of one species help or harm another species?