| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.56 |
| Score | 0% | 71% |
50°F is how many °C?
-10 |
|
122 |
|
58 |
|
10 |
The formula to convert from F° to C° is:
\(C° = {5 \over 9} (F° - 32)\)
plugging in our values gives:
\(C° = {5 \over 9} (50 - 32)\)
\(C° = {5 \over 9} (18)\)
\(C° = {90 \over 9}\)
\(C° = 10\)
Carbohydrates are found in:
sugars and starches |
|
vegetable oils |
|
animal sources |
|
food additives |
Carbohydrates are major sources of energy for the body and are found in sugars (fruit, cane sugar, beets) and starches (bread, rice, potatoes, pasta).
In the metric system, what prefix represents 10-3?
milli |
|
centi |
|
mega |
|
kilo |
In the metric system, milli is the prefix for 10-3.
Examples of primary consumers include:
cows |
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fish |
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rats |
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all of these |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
In cell biology, where does DNA replication take place?
cytoplasm |
|
nucleus |
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Golgi apparatus |
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mitochondria |
The cell nucleus contains the genetic material of the cell and is where DNA replication takes place.