| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.55 |
| Score | 0% | 71% |
Which of the following is not a base unit in the metric system?
meter |
|
degree Fahrenheit |
|
gram |
|
liter |
The Fahrenheit scale is used for measuring temperature in the British system. The metric system uses the Celsius scale.
The heart __________ blood.
deoxygenates |
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oxygenates |
|
filters |
|
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.
Leafy vegetables, beans, potatoes, fruits, and whole grains are good sources of:
protein |
|
saturated fat |
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fiber |
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unsaturated fat |
Fiber provides bulk to help the large intestine carry away waste. Good sources of fiber are leafy vegetables, beans, potatoes, fruits, and whole grains.
Meteoroids, meteors and meteorites are categorized based on which of the following?
their size |
|
their density |
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their location |
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their temperature |
Smaller rocks shed by asteroids and comets are called meteoroids. When these rocks reach Earth's atmosphere, they burn up in the mesosphere and become meteors. If a meteor manages to reach the Earth, it is called a meteorite.
A large naturally occurring community of flora and fauna occupying a major habitat is:
a population |
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a biome |
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a community |
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a food chain |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).