| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.32 |
| Score | 0% | 66% |
Convert 0C° to F°.
-32 |
|
0 |
|
32 |
|
16 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(0) + 32\)
\(F° = 0 + 32 = 32\)
The four planets closest to the Sun are called terrestrial. What does terrestrial mean?
the planets are Earth-like |
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the planets have magnetic fields |
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the planets have moons |
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the planets have water |
The four planets closest to the Sun (Mercury, Venus, Earth, and Mars) are called terrestrial (Earth-like) planets because, like the Earth, they're solid with inner metal cores covered by rocky surfaces.
Herbivores are __________ that subsist on producers like plants and fungus.
secondary consumers |
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primary consumers |
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scavengers |
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tertiary consumers |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
In the classification of life, which of the following is not a domain?
archaea |
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animalia |
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eukaryota |
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bacteria |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
The process of diffusion allows __________ to exchange oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells.
arteries |
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red blood cells |
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capillaries |
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veins |
Capillaries are small thin-walled vessels that permit the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells. This process of exchange is called diffusion.