Force and Weight Problems

What is the name of the scientist who dropped metal balls of different weights from the top of the tower and measured how fast they traveled?

• Newton

• Galileo

• Archimedes

• Copernicus

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NGSS.MS-PS2-4

"Heavier objects need more force to move them." Which law of motion is this?

• 3rd

• 2nd

• 4th

• 1st

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NGSS.MS-PS2-2

What is the amount of matter or particles in an object?

• Mass

• Weight

• Force

• Newton

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NGSS.MS-PS1-5

Which planet has a force of gravity per kilogram of 9.8?

• Jupiter

• Mars

• Venus

• Earth

When two surfaces touch each other, they slow each other down. What is this called?

• gravity

• normal force

• air resistance

• friction

Which type of energy is also called movement energy?

• heat

• chemical energy

• potential energy

• kinetic energy

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

As objects move through the air they are held back. The amount of air resistance depends on the ______________.

• surface area

• drag

• wind

• parachute

Gravity is a force measured in __________.

• kilogram

• tonne

• Newton

• joule

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NGSS.MS-PS2-4

Objects float if the force they push down with is the same as the water pushing back. What do you call the force that is pushing back from the water?

• air resistance

• upthrust

• gravity

• push

What is the first law of motion?

• Objects continue doing what they are doing unless other forces speed them up or slow them down.

• Whenever an object pushes another object it gets pushed back in the opposite direction equally hard.

• Heavier objects need more force to move them.

• F = ma

Tags

NGSS.MS-PS2-2