Question

plz tell me ans as soon as possible ​

Answer 1

Answer:

A.

1. (ii)

2. (iv)

B.

1. The discovery of the first asteroid made Piazzi famous.

2. Scientists have realized that humans are in constant danger of being hit by asteroids.

3. The explosion caused by an asteroid releases enough pulverized rock and dust to block sunlight and cause darkness for about 2 months.

4. Asteroids have been there since the creation of universe.

5. Dr. David Morrison of NASA said, "The risk is real."

6. An asteroid exploded in the atmosphere with the force of 20 hydrogen bombs and flattened hundreds of square miles of forests.