HW 22 - Force&Motion Chapter Review

What is a PUSH or PULL of an object?

• Motion
• Force
• Friction
• Gravity

How is gravity affected by mass?

• the larger the mass of the object, the greater the gravity

• small objects have no gravity

• gravity is not affected by mass of objects, whether large or small

• the more the mass of the object, the less the gravity

Why does a rolling ball stop?

• Gravity
• Friction
• Waterfalls
• Sand

Tags

NGSS.MS-PS2-2

What pulls a ball back to earth?

• Gas
• Gravity
• Friction
• Molecules

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Which will be different on the moon?

• Mass of an object

• Weight of an object

• Volume of an object

• None of them

An object at rest will stay at rest unless...

• acted upon by energy

• acted upon by an outside force

• acted upon by waves

• acted upon by light

Friction is a force that acts in an ___________ direction of movement.

• similar
• opposite
• parallel
• west

Without gravity we would________.

• Float away

• Stay in the ground

• Nothing would happen.

• I don't know

What would happen to the motion of a car traveling at 60mph if a strong wind wind was blowing on its front?

• It would speed up.

• It would go backward.

• It would slow down.

• It would stay at the same speed.

What is the SI unit used to measure force? 

• pounds 
• grams 
• newtons 
• friction