Topic 5 Lesson 2: Earth's Energy Resources

Front

What is the relationship between color and solar energy absorption?

Back

Dark colors absorb more solar energy than light colors.

Front

What type of resource is hydroelectric energy?

Back

Hydroelectric energy is a renewable resource because it is made by nature at least as quickly as people use it.

Front

What is the definition of hydroelectric energy?

Back

The energy that comes from the movement of water.

Front

What is a common misconception about geothermal energy?

Back

It does not require drilling into earth's surface, which is difficult and expensive.

Front

Is geothermal energy a renewable resource?

Back

Yes, geothermal energy is a renewable resource because it is made by nature at least as quickly as people use it.

Front

What are the main sources of renewable energy?

Back

Solar energy, wind energy, hydroelectric energy, geothermal energy, and biomass.

Front

How does solar energy work?

Back

Solar energy is harnessed from sunlight using solar panels that convert sunlight into electricity.

Front

What is the significance of renewable resources?

Back

Renewable resources can be replenished naturally and are sustainable over time.

Front

What is the process of generating hydroelectric energy?

Back

Hydroelectric energy is generated by capturing the energy of flowing water, typically using a dam.

Front

What are the advantages of using renewable energy sources?

Back

They reduce greenhouse gas emissions, decrease dependence on fossil fuels, and promote energy security.