| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.41 |
| Score | 0% | 68% |
Stratus clouds are __________clouds characterized by horizontal layering with a broad flat base.
high-altitude |
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low-altitude |
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all-altitude |
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mid-altitude |
Clouds are categorized based on their shape, size, and altitude. Stratus clouds are low-altitude clouds characterized by horizontal layering with a broad flat base. When stratus clouds occur on the ground the result is fog.
As part of digestion, the liver produces bile which breaks down:
protein |
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starches |
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fat |
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sugars |
The liver produces bile which emulsifies (separates) fat.
An asteroid belt holds many of the asteroids in our solar system. It is located between the orbits of which planets?
Jupiter and Saturn |
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Mercury and Venus |
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Mars and Jupiter |
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Mars and Earth |
The solar system also contains over a million rocky fragments of at least 1km in diameter called asteroids as well as millions more with smaller diameters. Many of these asteroids are an asteroid belt between the orbits of Mars and Jupiter.
Water coming to a boil on a stove, ice melting, and steam from a cup of coffee are all examples of which of the following?
convection |
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radiation |
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reflection |
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conduction |
Convection is the transfer of heat by the circulation or movement of the heated parts of a liquid or gas.
__________ is caused by a lack of iron in the diet.
scurvy |
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diabetes |
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shingles |
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anemia |
Anemia, which may cause weakness, dizziness, and headaches is caused by a lack of iron in the diet.