SAT, 09.10.2020 01:01, jess7kids98
Marty and Jonas are spending the week at the beach. The ultraviolet rays in their skin are electromagnetic waves from the sun, and the ocean waves in which they swim are mechanical waves. What is the main difference between mechanical waves and an electromagnetic wave?
A) Electromagnetic waves transfer matter, and mechanical waves do not
B) Mechanical waves require a medium, and electromagnetic waves don’t
C) Mechanical aves transfer energy, and electromagnetic waves don’t.
D) Electromagnetic waves have more energy than mechanical wave.
Answers: 2
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Marty and Jonas are spending the week at the beach. The ultraviolet rays in their skin are electroma...
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