Science L-2 Energy Conservation Q3P2

People have been using the limitless energy of the Sun, win, and water for thousand of years. This is known as _______________, because these things will never run out.

• Sustainable energy

• Non-renewable Energy

• Renewable Energy

Sails used the ________ movement energy.

• sun

• water

• wind

When there was no wind, ships were powered by the movement energy of people pulling oars through the water.

• True

• False

The Sun, wind, and water tend to be less harmful to the environment than fossil fuels.

• True

• False

It works on the same principle as Roman waterwheels, but are used to generate electricity.

• Hyrdropower

• Hydrapower

• Dams

Dams produce lots of renewable energy, but they can damage landscapes and harm animals that live in the rivers.

• True

• False

Scientists think that we could halt climate change if we stop using fossil fuels, and get 100% of our energy from renewable sources.

• Agree

• Disagree

It converts light energy from the Sun's rays into electricity, to power appliances in houses.

• Solar space

• Solar panels

• Solar lens

• Solar glass

Renewable energy sources aren't burned, so there are no harmful emissions.

• False

• True

Renewable energy sources don't provide enough energy for everyone, so we still need to burn fossil fuels.

• False

• True