| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.67 |
| Score | 0% | 73% |
The transfer of heat by the circulation or movement of the heated parts of a liquid or gas is called:
conduction |
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radiation |
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diffusion |
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convection |
Convection is the transfer of heat by the circulation or movement of the heated parts of a liquid or gas. Examples of heat transfer by convection include water coming to a boil on a stove, ice melting, and steam from a cup of coffee.
An endoskeleton (internal skeleton) is a charateristic of __________ animals, including humans.
spiny |
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arthropod |
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vertebrate |
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sentient |
An endoskeleton (internal skeleton) is a charateristic of vertebrate animals, including humans.
The gravitational interaction of Earth and the Moon is responsible for which of these?
day and night cycle |
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tides |
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seasons |
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the northern lights |
Tides are caused by the gravitational interaction of Earth and the Moon.
In the heart, blood flows from the __________ ventricle to the lungs then back to the heart via the __________ atrium.
left, right |
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right, right |
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left, left |
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right, left |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
All surface water is part of the:
lithosphere |
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hydrosphere |
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geosphere |
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atmosphere |
The biosphere is the global ecological system integrating all living beings and their relationships. This includes their interactions with the lithosphere (the rigid outer part of the earth, consisting of the crust and upper mantle), hydrosphere (all surface water), and atmosphere (the envelope of gases surrounding the planet).