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Chapter 18 CYU 1

Authored by Michael Ask

Physics

9th - 12th Grade

Used 3+ times

Chapter 18 CYU 1
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many types of electric charge exist?

one type

two types

three types

four types

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which are the two many electrical classifications of materials based on how easily charges can move through them?

conductor and insulator

semiconductor and insulator

conductor and superconductor

conductor and semiconductor

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or false - A polarized material must have a nonzero net electric charge.

True

False

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the force between two positive point charges that interact.

The force is attractive and acts along the line joining the two point charges.

The force is attractive and acts tangential to the line joining the two point charges.

The force is repulsive and acts along the line joining the two point charges.

The force is repulsive and acts tangential to the line joining the two point charges.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a conductor differ from an insulator?

Electric charges move easily in an insulator but not in a conducting material.

Electric charges move easily in a conductor but not in an insulator.

A conductor has a large number of electrons.

More charges are in an insulator than in a conductor.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or false—Charging an object by polarization requires touching it with an object carrying excess charge.

True

False

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