| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.21 |
| Score | 0% | 64% |
An element in the physical state of __________ maintains neither a constant volume nor a constant shape.
liquid |
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plasma |
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gas |
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solid |
The gaseous state occurs at a higher temperature range than the solid and liquid states of the same substance. In this state, molecules flow very freely around each other and will spread out as far as they're able. Gases maintain neither a constant volume nor a constant shape.
Which of the following is the narrowest classification of life?
species |
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genus |
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family |
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domain |
The narrowest classification of life, species, contains organisms that are so similar that they can only reproduce with others of the same species.
In the metric system, what prefix represents 10-3?
centi |
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mega |
|
milli |
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kilo |
In the metric system, milli is the prefix for 10-3.
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
molecule |
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compound |
|
element |
|
atom |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.
As part of digestion, the liver produces bile which breaks down:
protein |
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sugars |
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fat |
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starches |
The liver produces bile which emulsifies (separates) fat.