News Report 1

1.

A. The discovery of gravitational waves.

B. The discovery of two black holes.

C. The discovery of what happened after the universe began.

D. The discovery of how the universe expanded.

2.

A. They are small objects.

B. They usually move quickly.

C. No light can escape from them.

D. They aren't actually black.

3.

A. Scientists can prove Einstein was right about black holes.

B. Scientists can find out about the very early universe.

C. Scientists can use gravitational waves to study very tiny objects.

D. Scientists can make sensitive instruments.