| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.29 |
| Score | 0% | 66% |
In the food chain, omnivores may be which of the following?
secondary consumers or scavengers |
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primary or tertiary consumers |
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secondary or tertiary consumers |
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primary or secondary consumers |
Secondary or tertiary consumers may be omnivores.
Force is measured in newtons (N) with 1 N being the force required to impart an acceleration of:
1 m/s to a mass of 1 kg |
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1 m/s2 to a mass of 1 kg/s2 |
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1 mph to a mass of 1 kg |
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1 m/s2 to a mass of 1 kg |
Weight is a force that describes the attraction of gravity on an object. Force is measured in newtons (N) with 1 N being the force required to impart an acceleration of 1 m/s2 to a mass of 1 kg.
The energy posessed by a thrown baseball is an example of what kind of energy?
kinetic |
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gravitational |
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potential |
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transitional |
Kinetic energy is the energy posessed by a moving object. Potential energy is stored energy in a stationary object based on its location, position, shape, or state.
Traits represented by genes may be which of the following?
recessive |
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all of these |
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dominant |
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expressed |
The traits represented by genes are inherited independently of each other (one from the male and one from the female gamete) and a trait can be dominant or recessive. A dominant trait will be expressed when paired with a recessive trait while two copies of a recessive trait (one from each parent) must be present for the recessive trait to be expressed.
Water coming to a boil on a stove, ice melting, and steam from a cup of coffee are all examples of which of the following?
convection |
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conduction |
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radiation |
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reflection |
Convection is the transfer of heat by the circulation or movement of the heated parts of a liquid or gas.