Module 2: Sparks Energy practice test

Front

Energy we use does not disappear—it is just transferred from one place to another

Back

true

Front

When the Sun melts ice, energy is being transferred

Back

true

Front

Energy stays in one object forever

Back

false

Front

The energy from the Sun can be used to heat things up

Back

true

Front

Which covering will cause the ice cubes to melt the least? Beaker 1 has no covering, Beaker 2 is covered in aluminium foil, Beaker 3 is covered in white plastic, and Beaker 4 is covered in black plastic.

Back

Beaker 2

Front

The energy from the Sun can be used to generate electricity

Back

true

Front

Renewable energy sources can be used again and again- they will never run out

Back

true

Front

The following statements describe how a wind turbine works. Which statement is NOT correct? The wind pushes the blades of a wind turbine, transferring its motion energy to the turbine. The turbine stores the energy. The turbine then drives the generator to create electricity. The generator produces harmful waste products.

Back

The generator produces harmful waste products.

Front

Hydro energy source is renewable.

Back

true

Front

Is wind energy a renewable source?

Back

true