Magnetic Forces

In a magnet the opposite poles will

• Repel

• Attract

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NGSS.MS-PS2-3

The magnetic field of a magnet is ____________ further away from the magnet.

• Stronger

• Weaker

• Larger

• Smaller

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

What makes an electromagnet stronger?

• Greater number of loops

• Smaller number of loops

• Decreasing the current

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NGSS.MS-PS2-3

When electrons all spin in the same direction, they create an invisible force known as __________.

• electricity

• magnetism

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NGSS.MS-PS2-3

A ___________ is an example of an electromagnet. (Select 3)

• Motor

• Speaker

• Resistor

• Hard Drive

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NGSS.MS-PS2-3

Why is a compass needle attracted to the North?

• There wind in the north

• Because it is being attracted to the Magnetic South Pole

• Because there iron in the north

• It repeals from the north pole

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NGSS.MS-PS2-5

In a magnet the opposite poles will?

• Neither

• Repel

• Attract

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is a Magnetic pole?

• Stored energy

• To move from one object to another

• One of the two opposite ends of a magnet

• Push objects away from each other

What forces works only by combining electric and magnetic forces?

• electromagnet

• electric

• static electricity

• magnetic

Like poles will?

• Attract

• Repel

• Neither

Tags

NGSS.MS-PS2-3