electricity

What types of charges attract?

• Positive and Positive
• Positive and Neutral
• Negative and Neutral
• Positive and Negative

The buildup of charges on an object is called:

• positive charge
• static charge
• negative charge
• static discharge

The accumulation of excess electric charge on an object is called

• Static electricity 
• Electric discharge
• Resistance
• Circuit 

If the two charges represented in the figure were brought near each other, they would

• attract each other.
• repel each other.
• cause static discharge.
• have no affect on each other

You know that the object connected to the wires is a conductor because:

• The light bulb is glowing bright.
• It's a complete circuit.
• It's a closed circuit.
• The object is shiny.

Walking across a carpet is an example of charge being transferred by

• friction.
• induction.
• contact.
• static electricity

Electric charges that are alike _______ each other.

• Attract
• Repel

Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?

• The balloons will repel each other.
• The balloons will attract each other.
• The balloons will become positively (+) charged.
• The balloons will pop.

The difference between attract and repel is that to attract is to pull something closer and repel is to push something away.

• True
• False

What charge does a proton have?

• negative (-)
• positive (+)
• neutral or no charge (0)