Electrostatics

Two like charges

•  neutralize each other.
• repel each other. 
• must be neutrons. 
• attract each other.

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The charge of an electron is 

• positive. 
• negative. 
• Electrons have no charge

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An atom loses an electron.  What type of charge does it have now?

• positive
• negative

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NGSS.HS-PS1-2

An atom gains an electron.  What type of charge does it have now?

• positive
• negative
• No charge

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NGSS.HS-PS1-2

NGSS.HS-PS1-1

What direction are the electric field lines around an electron?

• towards the charge
• away from the charge

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NGSS.HS-PS2-4

What does it mean when the electric field lines are close together?

• the field is positive
• the field is negative
• The field is strong
• the field is weak

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Charged objects are not attracted to neutral objects

• True
• False

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NGSS.HS-PS2-4

When a balloon is rubbed on clothes it acquires a charge by ___________

• Induction
• reduction
• friction 
• concuction

Where do electrons go when you rub a balloon on your hair?

• Onto the balloon
• Into your hair
• Nowhere

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NGSS.MS-PS2-5

After you rub a balloon on your hair, what charge does the balloon have?

• Positive
• Negative
• Neutral

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NGSS.HS-PS2-4

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