Centripetal Motion

Which represents the acceleration of the ball?

• A
• B
• C
• D

Tags

NGSS.HS-PS2-1

Which of the following depict the speed of the blowing ball?

• A
• B
• C
• D

Tags

NGSS.MS-PS3-1

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

Centripetal force is...

• The net force exerted toward the center of a curved path
• The net force exerted to the outside of a circle
• The force going against gravity

Calculate the mass of an object if it took 20 N to rotate it in a circle with a radius of 2 meters with a velocity of 4 m/s

• 4.1 kg
• 3.6 kg
• 2.5 kg
• 1.8 kg

Tags

NGSS.HS-PS2-1

A car makes a turn on the road. Which force causes the centripetal force on the car?

• Tension

• Friction

• Gravity

• Air Resistance

You swing your headphones in a circle over your head. Which force causes the centripetal force?

• Tension

• Friction

• Gravity

• Air Resistance

A curved groove is place on the top of a level table as shown in the diagram. A ball is pushed in the groove at P so that it leaves at Q. Which picture shows how the ball will move when it leaves the groove at Q?

• 
• 
• 
• 

Bruno the bat flies at a speed of 0.5 m/s in circle of radius 1 m. What is his acceleration?

• 0.25 ms^-2

• 0.5 ms^-2

• 1 ms^-2

• 2 ms^-2

This picture was taken form the International Space Station.  Gravity keeps the space station in orbit.

• True
• False

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4