Centrifugal Force

What is the difference between centripetal and centrifugal forces?

• Centripetal is towards center while centrifugal is away from the center.

• Centrifugal is towards center while centripetal is away from the center.

Which of the following terms means "center fleeing"?

• centrifugal

• centripetal

This is the result (feeling) of inertia but is mistaken for an outward, real force.

• centripetal force

• centripetal acceleration

• centrifugal force

• gravity

A horse gallops around a circular arena.  The centripetal force on the horse is ___.

• directed outward
• tension
• directed toward the center of the arena
• 9.8 N

Tags

NGSS.HS-PS2-1

Which of the following is the unit for centripetal force?

• J
• m/s²
• kg⋅m/s
• N

What is the relationship between centripetal force and the mass of an object?

• direct

• inverse

A car with mass m travels around a curve with velocity v. What do you know about the centripetal force if the radius triples?

• 9.8?
• Force triples
• Force divides by 3
• Force divides by 9

Tags

NGSS.HS-PS2-1

If centripetal force stopped acting on all satellites they would continue traveling in space in a constant direction and constant speed.

• True
• False

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NGSS.HS-ESS1-4

NGSS.HS-PS2-2

A car is rounding a bend as shown in the diagram. Which arrow correctly shows the direction of the cars velocity?

• A

• B

• C

• D

Tags

NGSS.HS-PS2-1

If car A and car B are both traveling at the same speed, which will require a higher centripetal force?

• Car A

• Car B

• They have the same centripetal force

Tags

NGSS.HS-PS2-1