Types of Energy

Front

The price of oil is ______.

Back

rising

Front

Oil spills _______ the environment.

Back

pollute

Front

The top three oil-producing countries in the world are _______, Russia, and the United States.

Back

Saudi Arabia

Front

Coal deposits in the _______ contain more energy than all the world’s oil reserves combined.

Back

United States

Front

Coal is a relatively ________ energy source.

Back

inexpensive

Front

Coal mining is ______.

Back

dangerous

Front

Between _________, more than 20,000 coal miners were killed. Options: 1696 and 2010, 1996 and 2000, 1969 and 2000, 1968 and 2000

Back

1969 and 2000

Front

Wind power is _______, but is sometimes very noisy.

Back

clean

Front

The world will never run out of wind.

Back

True

Front

Denmark gets 20 percent of its _______ from wind power.

Back

electricity