Circular Motion Mini Quiz

What is the direction of the velocity at point B, if the ball is revolving clockwise?

• up
• right
• down
• left

The velocity is always _____ to the line of a circle. 

• outwards
• towards the center
• tangent
• faster

Centrifugal force is a ______

• force that pushes you to the outside of a circle during uniform circular motion.
• fictitious force that is really just the linear momentum of an object in uniform circular motion.  
• The force that keeps the planets in orbit

Which represents the centripetal force on the ball?

• A

• B

• C

• D

Which of the following depict the speed of the ball?

• A

• B

• C

• D

Which statement is true about an object that is traveling in uniform circular motion?

• The speed of the object varies.
• The net force on the object is directed toward the center of the circular path.
• The direction of the object's velocity is constant.
• The net force on the object is directed away from the center of the circular path.

Tags

NGSS.HS-PS2-1

Centripetal acceleration always points

• in the direction of the object's motion
• in the opposite direction of the object's motion
• towards the center of the circle
• towards the outside of the circle

As this ride starts to spin in a circular motion the swings move outward.  What is the cause of this outward motion

• Gravity
• Centripetal Force
• Speed
• Inertia

Tags

NGSS.HS-PS2-1

A 10kg car travels at a constant speed of 20.0 m/s around a horizontal circular track. Which diagram correctly represent the direction of the car's velocity (v) and the direction of the centripetal force (Fc) acting on the car at a particular moment?

• 
• 
• 
• 

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