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Non-Contact Forces

Authored by Grayson Perry

Science

8th Grade

NGSS covered

Used 2+ times

Non-Contact Forces
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a factor that can affect the strength of an electric force between two objects?

The color of the objects

The amount of electric charge on each object

The shape of the objects

The temperature of the room

Tags

NGSS.MS-PS2-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term for the region around a magnet where magnetic forces can be detected?

Electric field

Magnetic field

Gravitational field

Sound field

Tags

NGSS.MS-PS2-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes what happens when two like electric charges are brought close together?

They attract each other

They repel each other

They combine into one charge

They lose their charge

Tags

NGSS.MS-PS2-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT helpful in detecting a magnetic field?

A magnet

A compass

A metal object

A ruler

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the distance between two charged objects is doubled, what happens to the electric force between them?

It becomes stronger

It becomes weaker

It stays the same

It doubles

Tags

NGSS.MS-PS2-3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A student places a paperclip near a bar magnet and observes that the paperclip moves toward the magnet. What does this demonstrate?

The paperclip is electrically charged

The magnet creates a magnetic field that exerts a force on the paperclip

The paperclip is repelled by the magnet

The magnet is losing its strength

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which change would increase the strength of the magnetic force between two magnets?

Increasing the distance between them

Decreasing the size of the magnets

Bringing the magnets closer together

Placing a piece of wood between them

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

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