| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.57 |
| Score | 0% | 71% |
In the heart, blood flows from the __________ ventricle to the lungs then back to the heart via the __________ atrium.
left, right |
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right, right |
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right, left |
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left, left |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
Elements in the Periodic Table of the Elements are ordered by which of the following?
number of electron shells |
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atomic number |
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atomic weight |
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atomic mass |
The Periodic Table of the Elements categorizes elements primarily by the number of protons in their nucleus (atomic number) and secondarily by the characteristics they exhibit.
The large intestine does which of the following?
breaks down fats |
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breaks down starches |
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processes the physical waste produced by digestion |
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breaks down proteins |
The large intestine (colon) follows the small intestine and processes the physical waste produced by digestion, absorbing water and minerials that remain back into the body. Solid waste is then stored in the rectum while liquid waste is stored in the bladder.
These clouds grow upward and can develop into cumulonimbus or thunderstorm clouds.
cirrus clouds |
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cumulus clouds |
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nimbus clouds |
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stratus 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 states of matter exists at the highest temperature?
solid |
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gas |
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none of these |
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liquid |
Solids exist at a lower temperature than liquids which exist at a lower temperature than gases.