Ohio 8th Grade Physical Science Review

Motors and generators could not operate with out magnetism

• True
• False

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NGSS.HS-PS2-5

NGSS.HS-PS3-5

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Surrounding every magnet is a __________  __________.

• magnetic field
• electrical current
• another magnet
• an enemy

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

What device is made of coils of wire with an electrical current passing through it in order to generate a magnetic field?  

• Electromagnet 
• Generator
• Electron Magnet 
• Motor

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NGSS.MS-PS2-3

Magnets that are arranged like this will _______.

• move away from each other (repel)
• move toward each other (attract)

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnets that are arranged like this will _______. 

• move away from each other (repel)
• move towards each other (attract)

Tags

NGSS.MS-PS2-3

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

Tags

NGSS.MS-PS2-4

Gravity attracts all objects towards one another.

• False
• True
• It depends

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NGSS.MS-PS2-4

Every object in the universe attracts every other object.

• True
• False

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NGSS.MS-PS2-4

If Earth's mass was cut in half, what would happen to your weight?

• Increase because gravitational force increases
• decrease because gravitational force decreases
• decrease because gravitational force increases
• nothing, weight is not affected by gravitational force

Tags

NGSS.MS-PS2-4