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lesson pretestMultiple Choice

Pretest

Question 1 • Physical Science

Natalia is studying a wave produced in her magnetics lab. This wave can move through the empty space in a vacuum and carries a lot of energy. What wave is Natalia most likely studying?

Answer
A
a gamma ray
B
a sound wave
C
an ocean wave
D
an earthquake shock wave

Explanation

A gamma ray is an electromagnetic wave, so it can travel through the empty space of a vacuum. Gamma rays also have very high energy, making “a gamma ray” the best choice.

AI-written and checked against the verified answer.

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