Snapquiz - Renewable Energy Resources

This is the Snapquiz on Renewable Energy Resources. Click here or use the embedded video if you haven't watched the lesson yet.

Question 1. Which energy resource usually requires a valley to be dammed?

Geothermal power.
Wave power.
Tidal power.

Question 2. Which of the following is not a problem with renewable energy resources?

They can damage habitats.
They cause pollution.
They are often quite low-concentration sources of energy.
They can be eyesores.

Question 3. Which energy resource can only be effectively harnessed where the Earth's crust is thin and/or where there's a lot of volcanic activity?

Wind power.
Geothermal power.
Solar power.

Question 4. What causes the tides?

The gravitational attraction of the Moon.
The wind blowing on the water.
The centripetal action of the Earth's rotation.
The Sun heating the water.

Question 5. Where must tidal barrages be placed to effectively harness tidal energy?

In the sea in any coastal area.
Fast-flowing streams and rivers.
Far out to sea.
River estuaries.

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