(PLEASE HELP) Which of the following is a way that radio waves and gamma rays are similar?

A. They are both electromagnetic waves.
B. They are both low energy waves.
C. They are both harmful to humans.
D. They are both used to transmit information.

A.

They are both electromagnetic waves. Radio waves, gamma-rays, visible light, and all the other parts of the electromagnetic spectrum are electromagnetic radiation.

0.076 m/s

Explanation:

Momentum is conserved:

m v = (m + M) V

(0.111 kg) (55 m/s) = (0.111 kg + 80. kg) V

V = 0.076 m/s

After catching the puck, the goalie slides at 0.076 m/s.