Static Electricity

two balloons are rubbed 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.

What types of charges attract?

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

Electric charges that are alike _______ each other.

• Attract
• Repel

Tags

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What charge does a proton have?

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

Tags

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Which of these materials is an insulator?

• Aluminum Paper
• Wool Sweater
• Copper Wire
• Silver Coin

The law conservation of charge states that _____.

• the mass of all substances present before a chemical change equals the mass of all the substances remaining after the change

• charge can be created and destroyed but can not be transferred

• electric charge is not created or destroyed

• charge is not created or destroyed or transferred from object to object

What exerts the force that causes other electric charges to move?

• electrical poles
• the electric field
• insulators
• conductors

What method of static charging is shown in this picture

• Polarization
• Friction
• Induction
• Conduction

Tags

NGSS.MS-PS2-3

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

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A region around a charged particle that can exert a force on another charged particle is called an

• electric pulse.
• electric charge.
• electric force.
• electric field.

Tags

NGSS.MS-PS2-5