Energy Conversions

The house illustrated here uses panels on the roof to collect a natural resource and convert it into electricity that can be used.
Which alternative energy source does this house use?

• Water

• Wind

• Solar

• Geothermal

What is the primary source of energy for most ecosystems on Earth?

• The Sun

• Wind

• Geothermal

• Nuclear

Which energy conversion occurs in a hydroelectric power plant?

• Kinetic to electrical

• Chemical to thermal

• Nuclear to electrical

• Thermal to mechanical

What type of energy conversion takes place when you eat food and then go for a run?

• Chemical to kinetic

• Thermal to electrical

• Nuclear to chemical

• Potential to thermal

Which of the following is an example of converting solar energy into chemical energy?

• Photosynthesis in plants

• Burning coal

• Using a wind turbine

• Hydroelectric dam

What energy conversion is involved in a battery-powered flashlight?

• Chemical to light

• Thermal to electrical

• Nuclear to thermal

• Kinetic to potential

In a coal-fired power plant, what is the primary energy conversion process?

• Chemical to thermal

• Thermal to nuclear

• Kinetic to electrical

• Potential to kinetic

Which energy conversion is essential for the functioning of a refrigerator?

• Electrical to thermal

• Thermal to chemical

• Nuclear to electrical

• Kinetic to potential

What is the energy conversion process in a wind turbine?

• Kinetic to electrical

• Chemical to thermal

• Nuclear to chemical

• Thermal to potential

How does a solar panel convert energy?

• Light to electrical

• Thermal to chemical

• Nuclear to kinetic

• Potential to thermal