Page 64 - Reading Success B9

Reading Questions

Choose the best answer.

1. How many asteroids are there in space?
a. exactly 20,000
b. over 30,000

c. under 30,000
d. under 20,000

2. Which of the following is mentioned last in the passage?

a. There are asteroids we do not know about.
b. An asteroid is thought to have caused the extinction of the dinosaurs.
c. Asteroids are believed to have been formed during the “Big Bang.”

d. An asteroid is the most dangerous force in our solar system.

3. What could cause an end to 30% of the Earth’s total human population?
a. an asteroid less than a single meter

b. an asteroid less than a single kilometer
c. one million Hiroshima bombs
d. an asteroid bigger than a single kilometer

4. What would an asteroid larger than a kilometer have in common with an

asteroid smaller than a kilometer?
a. They would both cause about the same amount of damage if they hit the
Earth.
b. They are both equally as dangerous.

c. They would both most likely be found in the asteroid belt.
d. They would both most likely be found heading towards Earth.

5. Predict what would happen if an asteroid much larger than 1 kilometer hit

the Earth.
a. A large percentage of the human population of Earth would die.
b. Another asteroid would strike the Earth shortly after.

c. The dinosaurs would become extinct.
d. Many new asteroids would be formed.

6. What is meant by the word head in the passage?

a. the upper part of the body
b. to move in a direction
c. to lead a group
d. a culminating point

unit 11_67