You are working in a lab when radiation alarms go off. You are only wearing a lab coat. Preliminary reports show that the radiation was weakly
deflected by a magnetic field and had a positive charge. Were you safe?
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A. No, it was gamma radiation and can only be blocked by a thick wall of lead.
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B. Yes, it was beta radiation and the lab coat was enough to block it.
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C. Yes, it was alpha radiation and easily blocked by the lab coat.
D. No, it was beta radiation and very dangerous.

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.