Electricity and Magnetism Quiz

The buildup of charges on an object is called

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

A complete, unbroken path through which electric charges can flow is a(n)

• electric circuit
• electrical resistance
• magnetic field line
• magnetic pole

Which two of the following would create a pulling force (attracting each other)?

• 
• 
• 
• 

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Which of the following is NOT TRUE about magnetic fields:

• Magnetic fields are why object can be pushed/pulled without touching the magnet

• Field lines move from North to South

• The magnetic field is stronger when the field lines are closer together

• The field is stronger further away from the poles

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NGSS.MS-PS2-3

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This is a picture of a simple electromagnet. How can the electromagnet be made stronger?

• Add more coils of wire to the nail.

• Decrease the current running through the wire.

• Reverse the poles of the magnet.

• Remove all the coils and the nail.

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In a science project, Joseph built a generator. The primary function of his generator is to convert _______

• chemical energy to electrical energy

• electrical energy to chemical energy

• electrical energy to mechanical energy

• mechanical energy to electrical energy

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Opposite charges _____. Like charges ______.

• repel, attract

• attract, repel

• attract, attract

• repel, repel

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Electric charges flow from ____ voltage to _____ voltage

• low to low

• high to high

• low to high

• high to low

What symbol is this?

• light

• switch

• resistor

• battery

What symbol is this?

• light

• switch

• resistor

• battery

Tags

NGSS.HS-PS3-5