If you cut a magnet in half, what happens to the poles?

Both halves get a North pole and a South Pole

One half gets the North Pole, the other half gets the South Pole

Both halves get only a North Pole

Both halves get only a South Pole

What will happen when these magnets are brought close together?

Both magnets will turn to the left

Both magnets will turn to the right

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

Add more coils of wire to the nail.

Reverse the poles of the magnet.

Remove all the coils and the nail.

Where is Earth's magnetic field strongest?

Where the lines are close together at the poles

Along the inside lines on either side

In the space outside of the lines

You know this substance is magnetized because

all the domains have right angles

Which of the following is true of a bar magnet?

It is surrounded by a magnetic field.

Its magnetic field is strongest near its center.

The north pole is stronger than the south pole.

The south pole is stronger than the north pole.

What happens when you drop a magnet?

It never can become a magnet again.

Which is true about the image compared to Earth's magnetic field?

The magnetic field comes from the poles

In order for an object to become magnetic, its electrons must ______.

Rotate in generally the same direction

Rotate in the generally opposite directions

Go to opposite sides of the object

What is an electromagnet?

a magnet created by an electric current

a magnet that creates an electric current

a magnet that has an electric charge

an electric charge that is magnetic

Earth's magnetic field and a bar magnet attract particles to the same locations. Where are they?

First to the middle, then to the ends

A person would weigh less on on the Moon than on the Earth because . . .

Moon has less mass and therefore less gravity

Moon has more mass, and therefore more gravity

Moon has less mass, and therefore more gravity

Moon has more mass, and therefore less gravity

A person would weigh more on Jupiter than on the Earth because---

Jupiter has more mass, and therefore more gravity

Jupiter has less mass, and therefore less gravity

Jupiter has more mass, and therefore less gravity.

Jupiter has less mass, and therefore more gravity.

Magnetism and Gravity Review

Authored by the Mr. Hicks and Mrs. Hemrick undefined

Physics, Other Sciences

8th Grade

NGSS covered

Used 21+ times

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52 questions

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MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Magnetism is generated by moving

protons.

electrons.

neutrons.

elements.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you place the North pole of a magnet next to the South pole of another magnet, they will:

Attract

Repel

Do nothing

Shatter

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is responsible for the Magnetic Field around Earth?

The Earth's crust

The Earth's molton iron core

The Earth's mantel

The Sun

Tags

NGSS.HS-PS2-5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Iron, Nickel and cobalt are all __________________ materials

Shiny

poles

magnetic

cold

Tags

NGSS.MS-PS2-3

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A coil of wire acts like a magnet when __________________ flows through it.

water

electrical current

ocean current

food

Tags

NGSS.MS-PS2-3

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

This is called an __________________.

bomb

circuit

electromagnet

coil

Tags

NGSS.MS-PS2-5

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

You can make an electromagnet stronger by: using __________________ coils of wire

bigger

smaller

less

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Magnetism and Gravity Review

Magnetism is generated by moving

If you place the North pole of a magnet next to the South pole of another magnet, they will:

What is responsible for the Magnetic Field around Earth?

Iron, Nickel and cobalt are all __________________ materials

A coil of wire acts like a magnet when __________________ flows through it.

This is called an __________________.

You can make an electromagnet stronger by: using __________________ coils of wire

You can make an electromagnet stronger by: having a __________________ current in the wire

What do the lines around this magnet represent?

On Earth, where is Magnetic North approximately located?

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