| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.21 |
| Score | 0% | 64% |
Which of the following is not one of the outer planets?
Jupiter |
|
Neptune |
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Venus |
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Uranus |
In contrast to the solid terrestrial planets, the outer planets (Jupiter, Saturn, Uranus, and Neptune) consist of hydrogen and helium gas and water.
212°F is how many °C?
\(135 {5 \over 9}\) |
|
0 |
|
100 |
|
-100 |
The formula to convert from F° to C° is:
\(C° = {5 \over 9} (F° - 32)\)
plugging in our values gives:
\(C° = {5 \over 9} (212 - 32)\)
\(C° = {5 \over 9} (180) = {{180 \times 5} \over 9}\)
\(C° = {900 \over 9}\)
\(C° = 100\)
__________ is caused by a lack of Vitamin C.
scurvy |
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anemia |
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shingles |
|
diabetes |
Scurvy is a difficiency disease caused by a lack of Vitamin C in the diet.
Regulation of heart rhythm occurs in:
nerves |
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cerebrum |
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medulla |
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cerebellum |
Part of the brainstem, the medulla is the connection between the brain and the spinal cord. It controls involuntary actions like breathing, swallowing, and heartbeat.
In the foood chain, producers serve as a food source for other organisms. Typical producers are plants that can make their own food through photosynthesis and certain bacteria that are capable of converting inorganic substances into food through:
decomposition |
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chemosynthesis |
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autotrophs |
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photosynthesis |
Producers (autotrophs) serve as a food source for other organisms. Typical producers are plants that can make their own food through photosynthesis and certain bacteria that are capable of converting inorganic substances into food through chemosynthesis