| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.78 |
| Score | 0% | 56% |
Examples of primary consumers include:
fish |
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all of these |
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cows |
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rats |
Primary consumers (herbivores) subsist on producers like plants and fungus. Examples are grasshoppers, cows, and plankton.
Which of these foods should a person with high cholesterol avoid?
eggs |
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vegetable oils |
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olive oil |
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avocados |
Fats come in three types, saturated (meats, shellfish, eggs, milk), monounsaturated (olives, almonds, avocados), and polyunsaturated (vegetable oils). Saturated fats can raise LDL ("bad") cholesterol while unsaturated fats can decrease it.
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
atom |
|
element |
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compound |
|
molecule |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.
In the metric system, what prefix represents 103?
centi |
|
milli |
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kilo |
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mega |
Kilo is the metric system prefix for 103.
Which of the following is the formula for work?
\(W = {\vec{F} \over \vec{d} }\) |
|
\(W = {F}{d}\) |
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\(W = {{F}\over{d}}\) |
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\(W = \vec{F}\vec{d}\) |
Work is performed on an object when an applied force causes displacement along the same vector. Measured in joules (J) or newton-meter (Nm), work is calculated by multiplying force times displacement: \(W = \vec{F}\vec{d}\)