| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.30 |
| Score | 0% | 66% |
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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transitional |
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potential |
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.
The heat from the Sun traveling to Earth is an example of which of the following?
convection |
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electricity |
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conduction |
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radiation |
Radiation occurs when electromagnetic waves transmit heat. An example is the heat from the Sun as it travels to Earth.
Cellular fermentation takes place:
aerobically |
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in plant cells |
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anaerobically |
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in the presence of oxygen |
If no oxygen is present, cellular respiration is anaerobic and will result in fermentation where either lactic acid or alcohol is used instead of oxygen.
Which of these is a type of Earth's crust?
metamorphic |
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oceanic |
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terrestrial |
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sedimentary |
The crust is the Earth's outermost layer and is divided into oceanic and continental types. Oceanic crust is 3 miles (5 km) to 6 miles (10 km) thick and is composed primarily of denser rock. Continental crust is 20 to 30 miles (30 to 50 km) thick and composed primarily of less dense rock. The crust makes up approximately one percent of the Earth's total volume.
In the metric system, what prefix represents 103?
mega |
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centi |
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kilo |
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milli |
Kilo is the metric system prefix for 103.