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Electric Force

Authored by Audrey Breda

Science

8th Grade

NGSS covered

Used 1K+ times

Electric Force
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What types of charges repel?

Positive and Positive
Positive and Neutral
Negative and Neutral
Neutral and Neutral

Tags

NGSS.3-PS2-3

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?

A positive charge.
A negative charge.
A neutral charge
No charge at all

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The closer the charges, the ___________ the force between them

closer
further
stronger
weaker

Tags

NGSS.3-PS2-3

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

A balloon has a negative charge.  The glass rod has a positive charge.  What will happen when the glass rod is brought near the balloon?

The balloon will be attracted to the rod
The balloon will be repelled by the rod
The balloon will remain in place
The balloon will spin in circles

Tags

NGSS.3-PS2-3

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which is NOT an insulator.

Wool
Plastic
Copper
Glass

Tags

NGSS.5-PS1-3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the difference between a conductor and an insulator?

An insulator allows electricity to flow through it easily and a conductor does not
A conductor allows electricity to flow through it easily and an insulator does not.
An insulator is magnetic and a conductor is not
A conductor is magnetic and an insulator is not

Tags

NGSS.5-PS1-3

NGSS.4-PS3-2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

The electrical wires in many homes are made of copper and covered with plastic. Why are copper and plastic good choices for electrical wires?

Copper is a conductor of electricity, and plastic is an insulator of electricity.

Copper is an insulator of electricity, and plastic is a conductor of electricity.

Copper is a conductor of electricity, and plastic is an insulator of heat.

Copper is an insulator of electricity, and plastic is a conductor of heat.

Tags

NGSS.5-PS1-3

NGSS.4-PS3-2

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