Uniform Circular Motion

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

• True
• False

Tags

NGSS.HS-PS2-1

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

• Towards the sky
• Towards the Right
• Towards the left
• Towards the ground

Tags

NGSS.HS-PS2-1

Inertia is always tangent to the centripetal force.

• True
• False

Which represents the acceleration of the ball?

• A
• B
• C
• D

Tags

NGSS.HS-PS2-1

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

Which of the following increase the centripetal force?

• Increasing the radius
• Increasing the velocity
• Decreasing the mass
• Decreasing the acceleration

If mass increases force will....

• increase because they have a direct relationship

• increase because they have a inverse relationship

• decrease

• both

Tags

NGSS.HS-PS2-1

If velocity increases force will....

• increase because they have a direct relationship

• increase because they have a inverse relationship

• decrease

• both

Tags

NGSS.HS-PS2-1

If radius increases force will....

• decrease because they have a direct relationship

• decrease because they have a inverse relationship

• increase

• both