| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.77 |
| Score | 0% | 75% |
An endoskeleton (internal skeleton) is a charateristic of __________ animals, including humans.
spiny |
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sentient |
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vertebrate |
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arthropod |
An endoskeleton (internal skeleton) is a charateristic of vertebrate animals, including humans.
Poor balance could indicate an issue with which part of the nervous system?
spinal cord |
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cerebellum |
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cerebrum |
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medulla |
The cerebellum is a large cluster of nerves at the base of the brain that's responsible for balance, movement, and muscle coordination.
The Earth's rocks fall into three categories based on how they're formed. Which of the following is formed from the hardening of molten rock?
metamorphic |
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sedimentary |
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marble |
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igneous |
The Earth's rocks fall into three categories based on how they're formed. Igneous rock (granite, basalt, obsidian) is formed from the hardening of molten rock (lava), sedimentary rock (shale, sandstone, coal) is formed by the gradual despositing and cementing of rock and other debris, and metamorphic rock (marble, slate, quartzite) which is formed when existing rock is altered though pressure, temperature, or chemical processes.
Large, puffy, mid-altitude clouds with a flat base and a rounded top describe which of the following?
stratus clouds |
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cirrus clouds |
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cumulus clouds |
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fog |
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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liter |
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meter |
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gram |
The Fahrenheit scale is used for measuring temperature in the British system. The metric system uses the Celsius scale.