Renewable or Not?
Fossil Fuels
Hydropower
Energy Transformations
Protecting the Environment
100

This energy source comes from the Sun

Solar Energy

100

This fossil fuel is a black rock that is burned to produce energy.

Coal

100

This structure holds back water in a hydropower plant.

A dam

100

A generator changes motion energy into this type of energy.

Electrical Energy

100

These gases trap heat in Earth’s atmosphere.

Greenhouse Gases

200

This energy source uses moving air to generate electricity.

Wind energy

200

This fossil fuel is often called petroleum.

Oil

200

Water stored behind a dam is called this.

A reservoir
200

In a coal plant, coal contains this type of energy before it is burned.

Chemical Energy

200

Replacing coal plants with this renewable energy source from the Sun helps reduce greenhouse gases.

Solar Energy

300

This energy source uses moving water to spin turbines.

Hydropower

300

This fossil fuel is commonly used to heat homes and cook food.

Natural Gas

300

Moving water spins these machines to help produce electricity.

Turbines

300

In a hydropower plant, moving water spins turbines to create electricity. The moving water has this type of energy.

Kinetic Energy

300

Using wind, solar, and hydropower instead of fossil fuels helps reduce this problem in Earth’s atmosphere.

Climate Change

400

This type of resource can be replaced naturally in a short amount of time.

A renewable resource
400

Fossil fuels formed from ancient plants and animals over this amount of time.

Millions of years

400

Hydropower uses the energy of moving water. This type of energy is called this.

Kinetic Energy

400

DAILY DOUBLE

When coal burns to create steam, heat energy is produced. This type of energy is called this.

Thermal Energy (heat energy)

400

Electric cars can still contribute to pollution if the electricity used to charge them comes from this type of fuel.

Fossil Fuels

500

Coal, oil, and natural gas are all examples of this type of resource.

A nonrenewable resource

500

Burning fossil fuels releases these gases that trap heat in Earth’s atmosphere.

Greenhouse Gases

500

What is one environmental problem dams can cause?

It can block fish from swimming upstream. Separates river ecosystems. Destroy homes and habitats. Etc.

500

Name the machine that spins to help produce electricity in many power plants.

A turbine
500

Name 3 renewable energy source that can help reduce greenhouse gases.

Wind energy, solar energy, hydropower, biomass, etc.

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