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Questions and Answers
What is the energy transfer example involving a car going down a hill?
What is the energy transfer example involving a car going down a hill?
- Gravity acting on the car (correct)
- Radiation in a solar panel
- Convection in a tea kettle
- Conduction in a tea kettle
Which term represents the kinetic energy of the system in the equation for total energy?
Which term represents the kinetic energy of the system in the equation for total energy?
- $\frac{1}{2} m v^2$ (correct)
- $m \cdot g$
- $m \cdot g \cdot y$
- $v = 0$
In the example of water boiling in a tea kettle, how is energy transferred to the water?
In the example of water boiling in a tea kettle, how is energy transferred to the water?
- By radiation through the tea kettle
- By conduction through the stove
- By conduction through the tea kettle (correct)
- By convection through the stove
What causes the excited particles to move within a solar cell in the solar panel example?
What causes the excited particles to move within a solar cell in the solar panel example?
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What causes the water to get hot in the tea kettle example?
What causes the water to get hot in the tea kettle example?
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