Science Study Guide

An unbroken path through which negative charges can flow is called a ________.

• series circuit

• circuit

• repel

• attract

Microwave ovens and maglev trains use _________________.

• static

• electromagnets

• attract

• generators

When Electrical charges build up on the surface of an object,__________ occurs.

• insulator

• magnet

• static electricity

• current

Electricity is a form of energy that involves the flow of __________________.

• electric charges

• repel

• attract

• poles

A _____________ is an object that attracts certain metals.

• iron

• magnet

• repel

• power

A magnetic field is caused when _______________flows through a circuit.

• neutral

• negative

• insulator

• a current

An ________________does not allow electricity to flow through it.

• animal

• conductor

• insulator

• magnet

A material that allows electricity to flow through it easily is called a _____________.

• conductor

• insulator

• electricity

• current

Particles of ___________ can have a positive or a negative charge.

• food

• charges

• electricity

• matter

The area around a magnet where the force of the magnet can act is called the __________.

• negative

• magnetic field

• repel

• attract