circle

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

When an object is in circular motion it is constantly changing its velocity.

• True
• False

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

A car is rounding a curve as shown in the diagram. Which arrow correctly shows the direction of the centripetal force keeping the car in circular motion?

• 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

Which represents the acceleration of the ball?

• A
• B
• C
• D

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

You swing a bucket of water attached to a string in a circle above your head. What keeps the water in the bucket?

• Friction

• Centripetal Force

• Gravity

• Inertia

Tags

NGSS.HS-PS2-1

Where is the net force when the rollercoaster is at the top of the loop?

• Towards the Right

• Towards the Left

• Towards the Ground

• Towards the Sky

Tags

NGSS.HS-PS2-1

What are the units for angular displacement.

• m/s

• kgm2/s

• radians

• rad/s

What are the units for angular velocity

• m/s2

• rad/s

• kgm/s

• kg/m2