Physical Science

Chapter 18: Radioactivity and Nuclear Reactions

Section 3 Self-Check Quiz-Eng.

1.
Cloud chambers detect radioactive particles when they make __________ in a cloud.
A)protons
B)neutrons
C)electrons
D)ions
2.
Electroscopes can detect radioactive particles when they remove __________ from the air particles.
A)protons
B)neutrons
C)electrons
D)ions
3.
What is the name of an instrument that directly measures electrons released from radioactivity?
A)cloud chambers
B)electroscopes
C)radiometers
D)Geiger counter
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