Centripetal Force

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

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

What relationship exists between the radius of a circle and the centripetal acceleration?

• direct
• inverse
• exponential
• inverse squared

Which of the following increase the centripetal force?

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

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

• Nothing 
• The centripetal force triples
• the centripetal force multiplies by 9
• The centripetal force divides by 3

Tags

NGSS.HS-PS2-1

How does the gravitational force the Earth exerts on the sun compare to the gravitational force the sun exerts on the Earth?

• The gravitational force the sun exerts on the Earth is larger

• The gravitational force the Earth exerts on the sun is larger

• Their gravitational forces are equal

• There is not enough information

Tags

NGSS.HS-PS2-4

How does the force of gravity between two objects change when the mass of one of the objects increases?

• Fg increases

• Fg decreases

• It depends on the distance between the objects

• Fg stays the same

Tags

NGSS.HS-PS2-4

If I double the mass of one object, but don't change anything else... WHat happens to the gravitational force between two objects?

• Doubles
• Quadruples
• Cut in Half
• 4x Smaller

Tags

NGSS.HS-PS2-4

The number 6.67 x 10 -11 N* m^2 / kg^2 is called the _______________.

• universal speed constant
• the speed force
• universal gravitational constant
• Earth's gravitational constant

Tags

NGSS.HS-PS2-4