Electric Charges and Current Review.

What is a particle that carries a negative electric charge called?

• neutron

• atom

• proton

• electron

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

When you charge an electroscope by touching it with a charged balloon, the process is called

• friction

• conduction

• induction

• grounding

The potential difference that causes charges to move in a circuit is

• voltage

• resistance

• current

• electric discharge

An example of a voltage source is a

• voltmeter

• battery

• resistance

• switch

A circuit that is connected to Earth is said to be

• series

• parallel

• grounded

• discharged

True or False: A neutral object becomes negatively charged when it loses electrons

• true

• false

True or False: electrical resistance is low in a good conductor

• true

• false

True or False: A circuit breaker contains a thins strip of metal that melsts if too much current passes through it.

• true

• false

Eletrical resistance is low in a good (a)  

Describe an electric field surrounding a charge.

Tags

NGSS.HS-PS2-4