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Section 10.1
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1
What happens when objects become charged by friction?
A)Only one object will carry an electrostatic charge.
B)Both materials become charged due to an excess or shortage of neutrons.
C)Both materials become charged due to an excess or shortage of protons.
D)Both materials become charged due to an excess or shortage of electrons.
2
Why are electrons the only subatomic particles transferred when an electrostatic charge occurs?
A)Electrons have a large mass and are relatively close to the nucleus.
B)Electrons have a small mass and are relatively far from the nucleus.
C)Electrons have a larger mass than neutrons and can easily transfer since they are in the outer parts of the nucleus.
D)Neutrons repel the electrons and send them to the new object.
3
If a rubber balloon is rubbed with wool, what charges will each of the materials (rubber and wool) have?
A)Both the balloon and wool will become positively charged.
B)Both the balloon and wool will become negatively charged.
C)The balloon will become positively charged and the wool will become negatively charged.
D)The balloon will become negatively charged and the wool will become positively charged.
4
Which of the following is a semiconductor?
A)plastic
B)copper
C)silicon
D)mercury
5
Which term describes an object that can supply electrons to a positively charged object and remove electrons from a negatively charged object?
A)ground
B)semiconductor
C)static charge
D)conductor





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