| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.49 |
| Score | 0% | 70% |
Stratus clouds are __________clouds characterized by horizontal layering with a broad flat base.
low-altitude |
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all-altitude |
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high-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.
Which of the following is not a base unit in the metric system?
degree Fahrenheit |
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liter |
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gram |
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meter |
The Fahrenheit scale is used for measuring temperature in the British system. The metric system uses the Celsius scale.
As part of digestion, the liver produces bile which breaks down:
protein |
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sugars |
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fat |
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starches |
The liver produces bile which emulsifies (separates) fat.
The heart __________ blood.
oxygenates |
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deoxygenates |
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filters |
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creates |
To provide oxygen to the body, blood flows through the heart in a path formed by the right atrium → right ventricle → lungs → left atrium → left ventricle → body. When blood enters the right side of the heart it is deoxygenated. It enters the left side of the heart oxygenated after traveling to the lungs.
Convert 0C° to F°.
-32 |
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32 |
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16 |
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0 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(0) + 32\)
\(F° = 0 + 32 = 32\)