Week 20 Practice: Magnetic Systems and Electromagnetism (G)

Front

What is a system?

Back

A set of interacting parts forming a complex whole.

Front

What is the movement of electrons called?

Back

Electricity.

Front

What does it mean to repel?

Back

To push objects away from each other.

Front

What happens to potential energy when a magnetic cart is moved towards a magnet?

Back

The potential energy increases.

Front

What is kinetic energy?

Back

The energy that an object has because it is moving.

Front

What is magnetism?

Back

A force that can attract or repel certain materials, typically metals.

Front

What is an electromagnet?

Back

A type of magnet in which the magnetic field is produced by an electric current.

Front

How can you increase the strength of an electromagnet?

Back

By increasing the current or adding more coils of wire.

Front

What is the relationship between electricity and magnetism?

Back

Electricity can create a magnetic field, and a changing magnetic field can induce an electric current.

Front

What is potential energy?

Back

The energy stored in an object due to its position or arrangement.