Electric Charge — Test

Question 1

Look at the circuit diagram.

Revolt · Accepted Answer

one battery, two switches, and three light bulbs

Question 2

Which statement describes one feature of a closed circuit?

Revolt · Accepted Answer

The circuit is complete.

Question 3

How does increasing the amount of charge on an object affect the electric force it exerts on another charged object?

Revolt · Accepted Answer

The electric force increases because the amount of charge has a direct relationship to the force.

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

An electroscope is a device that detects charge on objects that touch it or are brought near it. John rubs a piece of cotton fabric on a plastic rod and then touches the rod to the electroscope.

Revolt · Accepted Answer

John charges the rod through friction, then charges the electroscope through conduction.

Electric Charge — Test Answers

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