Electricity and Magnetism

Like poles of a magnet do what?

• repel
• attract 
• nothing 

What is a wire in a circuit wrapped around an iron core called?

• electromagnet
• generator
• electric motor

Tags

NGSS.MS-PS2-3

Unlike poles of a magnet do what?

• repel
• attract
• nothing 

What is the force of attraction or repulsion of magnetic materials?

• electricity
• magnetism 
• energy
• electromagnetism 

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A series circuit will continue to work if one of the light bulbs is unscrewed.

• true

• false

If the switch is closed on a circuit it means the circuit is working.

• true

• false

If two balloons have the same charge the balloons will...

• repel

• attract

• stay neutral

Tags

NGSS.MS-PS2-3

Where is the strongest force of a magnet present?

• the ends

• the middle

• its equal everywhere

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

An object with equal amounts of positive and negative charge is electrically....

• neutral

• charged

• positive

• negative

All of these are examples of conductors except...

• wooden ruler

• paper clip

• metal key

• copper penny