OpenSciEd- Unit 8.3 Forces at a Distance

Front

What is a magnet?

Back

A magnet is an object that produces a magnetic field, which can attract or repel certain materials, primarily metals like iron.

Tags

NGSS.MS-PS2-3

Front

What are the two types of magnetic poles?

Back

North pole and South pole.

Front

What happens when like poles of magnets are brought together?

Back

They repel each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What happens when unlike poles of magnets are brought together?

Back

They attract each other.

Front

What is a magnetic field?

Back

A magnetic field is the area around a magnet where magnetic forces can be felt.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What materials are attracted to magnets?

Back

Materials that contain iron, nickel, or cobalt.

Tags

NGSS.MS-PS2-3

Front

What is the purpose of a compass?

Back

A compass uses a magnet to show directions, pointing towards the Earth's magnetic North.

Front

How can we change the direction of the force between a magnet and a coil of wire?

Back

By changing the direction of the current in the coil or the orientation of the magnet.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What is electromagnetic induction?

Back

Electromagnetic induction is the process of generating electric current in a coil of wire by changing the magnetic field around it.

Tags

NGSS.HS-PS2-5

Front

What is the role of electricity in electromagnets?

Back

Electricity creates a magnetic field when it flows through a coil of wire, turning it into a magnet.