SVA practice

The scientist ______ different forms of energy.

• study

• studies

• studying

Wind turbines ______ electricity from the wind.

• generate

• generate

• generating

Fossil fuels ______ to run out many years ago.

• began

• begin

• begins

Either electricity or wind power _____ used to power the station.

• are

• is

• beed

Both friction and gravity _____ the motion of objects.

• affected

• affects

• affect

Nobody ______ wasting energy.

• likes

• like

• liking

Everyone ___ happy with renewable energy.

• are

• is

• beed

Energy, which ______ from the sun, is essential for life.

• come

• comes

• came

The team ______ on discovering new types of energy.

• focusing

• focus

• focuses

The power of solar panels ______ on sunlight.

• depends

• depend

• depending