| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.39 |
| Score | 0% | 68% |
Large, puffy, mid-altitude clouds with a flat base and a rounded top describe which of the following?
stratus clouds |
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fog |
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cirrus clouds |
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cumulus clouds |
Cumulus clouds are large, puffy, mid-altitude clouds with a flat base and a rounded top. These clouds grow upward and can develop into a cumulonimbus or thunderstorm cloud.
Which of the following is not a base unit in the metric system?
degree Fahrenheit |
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meter |
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liter |
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gram |
The Fahrenheit scale is used for measuring temperature in the British system. The metric system uses the Celsius scale.
Meteoroids, meteors and meteorites are categorized based on which of the following?
their size |
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their location |
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their temperature |
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their density |
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.
Small rocks shed by asteroids and comets that reach the earth are called:
shooting stars |
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meteoroids |
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meteors |
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meteorites |
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.
Which of the following is the smallest component of an element that still retains the properties of the element?
element |
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molecule |
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atom |
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neutron |
An atom is the smallest component of an element that still retains the properties of the element.