Electromagnetism TEST Study Guide

Front

What is the term for materials that do not allow electric charges to flow through them easily?

Back

Insulators are materials that do not allow electric charges to flow through them easily.

Front

What is the relationship between electricity and magnetism called?

Back

The relationship between electricity and magnetism is called electromagnetism.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity to pass through it easily.

Front

What is the term for the attraction or repulsion between magnetic poles?

Back

The attraction or repulsion between magnetic poles is called magnetic force.

Front

What is the unit of measure for voltage? (type in lowercase)

Back

The unit of measure for voltage is volts.

Front

What are conductors?

Back

Conductors are materials that allow electricity to pass through them easily.

Front

What is a magnetic field?

Back

A magnetic field is the region around a magnet where magnetic forces can be detected.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Front

What is the principle of electromagnetic induction?

Back

Electromagnetic induction is the process by which a changing magnetic field can induce an electric current in a conductor.

Front

What is the difference between AC and DC current?

Back

AC (Alternating Current) changes direction periodically, while DC (Direct Current) flows in one direction only.