Electricity and Magnetism Review

Front

What are renewable resources?

Back

Renewable resources are resources that can be replaced or used over and over again, such as solar energy, wind energy, and water.

Front

What does a compass needle react to?

Back

The needle of a compass points in a north-south direction because it reacts to the Earth's magnetic poles.

Front

What happens to a balloon after it is rubbed with a wool cloth?

Back

Negative particles move from one object to another, causing the balloon to become charged.

Front

What are the steps that occur after rubbing a balloon with a wool cloth?

Back

1. Negative particles move from one object to another. 2. Objects become charged. 3. Objects are now attracted to each other.

Front

What type of charged objects attract each other?

Back

Oppositely charged objects attract each other.

Front

What is static electricity?

Back

Static electricity is the buildup of electric charge on the surface of objects.

Front

What is an example of a renewable resource?

Back

An example of a renewable resource is solar energy.

Front

What is the Earth's magnetic field?

Back

The Earth's magnetic field is the magnetic force that surrounds the Earth and affects magnetic objects.

Front

What happens when two objects with the same charge come close to each other?

Back

Objects with the same charge repel each other.

Front

What is the role of negative particles in static electricity?

Back

Negative particles, or electrons, can move from one object to another, causing static electricity.