Electric Charge

Two balloons are hanging from a stick. Both balloons have a positive charge. How would you expect the balloons to move.

• towards each other

• away from each other

• there would be no movement

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Two balloons are hanging from a stick. One balloon has a positive charge and one has a negative charge . How would you expect the balloons to move.

• towards each other

• away from each other

• there would be no movement

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The ball on the string is being repelled by the metal bar. What must be the charge of the ball.

• positive

• negative

• neutral

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NGSS.MS-PS2-3

Read the following statements about electric force. Which state is not correct.

• the greater the distance between 2 charged particles, the weaker the electric force

• the smaller the distance between 2 charged particles, the weaker the electric force

• the smaller the distance between 2 charged particles, the stronger the electric force

• the higher the charges involved, the stronger the electric force

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NGSS.MS-PS2-3

Look at the set of objects to the right. We could increase the electric force between Object A and Object B by each of the following except:

• increasing the difference between their charges

• pushing them farther apart

• moving them closer together

• adding lots of negative charges to Object A

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NGSS.MS-PS2-3

Electrons have a ______ charge.

• positive

• negative

• neutral

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NGSS.MS-PS2-3

Protons have a _____ charge.

• positive

• negative

• neutral

Which of the following is true?

• electric charge is transferred when electrons move

• electric charge is transferred when when protons move

• electric charge is transferred when protons and neutrons change places

• electric charge is transferred only when all objects have a balanced charge

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NGSS.HS-PS2-4

NGSS.HS-PS3-5

The buildup of electric charge of the surface of an object is know as:

• electric force

• current electricity

• static electricity

• electricty

An area over which electric charge is exerted is called an:

• conductors

• insulators

• circuit

• electric field

Tags

NGSS.MS-PS2-5