Page 52 - Reading Success B7

Reading Questions

Choose the best answer.

1. According to the article, where does thermonuclear fusion already
occur?

a. in a running heater b. on the surface of the Sun
c. in the nucleus of uranium d. during nuclear fission

2. What information is given first in the article?
a. Nuclear fission was used in the first atom bombs.
b. Scientists have been unable to maintain the reaction for more than a

second.
c. Scientists are seeking a way to harness the energy safely for peaceful
purposes.
d. The sea will provide an almost unlimited supply of hydrogen, and it can be
simple and cheap to extract.

3. According to the article, about 212 million degrees Fahrenheit is
required and has to be maintained for about one second to

a. generate a power station
b. fuse the nuclei of the hydrogen atoms
c. to create a reaction
d. to create an uncontrolled thermonuclear fusion

4. A coal fired power station needs 10 trainloads of coal a day, but a
thermonuclear power station would need

a. H-bombs
b. a single truckload of water
c. a single truckload of hydrogen
d. nuclear fission

5. What would happen if scientists were able to create thermonuclear
fusion?

a. People wouldn’t rely on irreplaceable natural resources.
b. There would be a water shortage.
c. The world would become more polluted.
d. none of the above

6. Which sentence uses the word operating in the same way it is used in
the article?

a. The surgeon was operating on a patient.
b. He was operating on the mission with confidence.
c. The operating union had a meeting once a week.
d. all of the above

unit 9_55