Electric Charge — Test

Question 1

A positively charged object is placed to the left of a negatively charged object. Which best describes how the positively charged object will move?

Revolt · Accepted Answer

to the right, in the direction of the electric field lines

Question 2

The diagram shows two charged objects, A and B.

Revolt · Accepted Answer

A: positiveB: negative

Question 3

Dr. Eriksson is working on a material called selenium. She is adding a certain number and type of atoms to the selenium, which will control its conductivity.

Revolt · Accepted Answer

semiconductor

Question 4

Measurements of two electric currents are shown in the chart.

Revolt · Accepted Answer

Current Y has a greater potential difference, and the charges flow at a slower rate.

Question 5

Look at the circuit diagram.

Revolt · Accepted Answer

two

Question 6

Which provides resistance in an electric circuit?

Revolt · Accepted Answer

light bulb

Question 7

How are the electric field lines around a positive charge affected when a second positive charge is near it?

Revolt · Accepted Answer

The field lines bend away from the second positive charge.

Question 8

Badri makes the table below to review the factors that affect the electric force between objects.

Revolt · Accepted Answer

changing “Mass” to “Amount of electric charge”

Question 9

Which unit is used to measure resistance?

Revolt · Accepted Answer

ohms

Question 10

What does voltage describe?

Revolt · Accepted Answer

how much current can flow

Electric Charge — Test Answers

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