Magnetism Basics

Presentation

•

Physics

•

6th - 11th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS2-3, MS-PS2-5

Standards-aligned

Leslie Dunham

Used 212+ times

FREE Resource

12 Slides • 10 Questions

Magnetism Basics

By Leslie Dunham

Multiple Choice

What will happen when these magnets are brought close together?

They will attract each other.

They will repel each other.

Both magnets will turn to the left

Both magnets will turn to the right

Multiple Choice

What happens if you cut a bar magnet in half?

You get two North pole magnets

You get two South pole magnets

You get a North pole magnet and a South pole magnet

You get two smaller magnets, each with a North and South pole

Multiple Choice

A magnet will pick up a nail, but not a penny because the nail

has rust on it.

is lighter than the penny.

has a sharp point.

contains iron.

Multiple Choice

If two magnets push away from each other (repel), they must

have like poles facing each other

have opposite poles facing each other

really not like each other

Multiple Choice

You know this substance is magnetized because

all the domains have right angles

the arrows are drawn in red

the domains are aligned

the domains are random

Multiple Choice

Permanent magnets are made out of which materials?

Cobalt, Nickel, and Iron

Copper, Chromium, and Cobalt

Gold, Silver, and Platinum

Copper, Nickel, and Iron

Multiple Choice

What's one way to demagnetize a magnet quicker?

Strike it with a hammer

Move it into a magnetic field

Rub the opposite magnetic pole onto it

Break the magnet in half

Multiple Choice

This is a picture of a simple electromagnet. How can the electromagnet be made stronger?

Add more coils of wire to the nail.

Use a smaller battery.

Reverse the poles of the magnet.

Remove all the coils and the nail.

Multiple Choice

What would increase the strength of an electromagnet?

Increasing the amount of current flowing through the wire.

Inserting a wooden core inside the coil

Changing the direction of the current

Decreasing the number of coils of wire

Multiple Choice

What is the name of a magnet that stays magnetic only while it touches a permanent magnet, or one that is magnetic for a very short time?

Temporary magnet

Semi-Permanant magnet

Electromagnet

Natural Magnet

Magnetism Basics

By Leslie Dunham

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