Forces Unit Review

What are the 3 ways an object can accelerate?

• Speed up

• Slow down

• Change Direction

• All of the above

What causes an acceleration?

• Constant Force

• Variable Force

• No Force

Tags

NGSS.MS-PS2-2

What is the SI Unit that Force is measured in?

• N(newton)

• newton=kg*m/s²

• gravity, electricity and Magnetism

• friction and normal

What is a Newton equivalent to?

• N(newton)

• newton=kg*m/s²

• gravity, electricity and Magnetism

• friction and normal

What are examples of Field Forces?

• N(newton)

• newton=kg*m/s²

• gravity, electricity and Magnetism

• friction and normal

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What are examples of Contact Forces?

• N(newton)

• newton=kg*m/s²

• gravity, electricity and Magnetism

• friction and normal

Is Friction a Contact or a Field Force?

• Contact

• Field

What direction does the frictional force act?

• opposes motion (opposite)

• static friction-not moving; kinetic friction-moving

• static friction

Explain the two types of friction

• opposes motion (opposite)

• static friction-not moving; kinetic friction-moving

• static friction

Which type of friction requires more force to overcome?

• opposes motion (opposite)

• static friction-not moving; kinetic friction-moving

• static friction