AP Potential Energy

A cylinder hangs motionless 40 cm below its equilibrium position from a spring with a constant of 50 N/m.  What is the mass of the cylinder?

• .8 kg
• 1.25 kg
• 2 kg
• 6 kg

Tags

NGSS.HS-PS2-1

If a force of 20 N stretches a spring 0.5 m, what is the spring constant?

• 10 N/m
• 20 N/m
• 40 N/cm
• 40 N/m

This spring has a constant of 80 N/m.  What is the magnitude of the force being applied? The spring is stretched 0.25 m

• 20 N
• 80 N
• 160 N
• 320 N

Tags

NGSS.HS-PS2-4

Which position shows the spring with maximum elastic potential energy?

• A
• B
• C
• D

which of the points shows the most potential energy

• w

• x

• y

• z

Tags

NGSS.MS-PS3-2

An 800 kg roller coaster cart is sitting on top of a 720 meter hill.  What is the cart's potential energy in relation to the ground?

• 10.9 J
• 1,174,311 J
• 575,412 J
• 5,650,560 J

Tags

NGSS.HS-PS3-1

An object's potential energy increases as its height ________________.

• Increases
• Decreases

Tags

NGSS.MS-PS3-2

Energy is the ability to do work.

• True
• False

Tags

NGSS.MS-PS3-5

A roller coaster has a mass of 250 kg, and is 50 meters above the ground, what is the potential energy? PE=mgh

• 122,625 Joules
• 5,600 Joules
• 234,799 Joules

Tags

NGSS.MS-PS3-2

One of the tallest radio towers is in Fargo, North Dakota.  The tower is 639m tall, or about 44 percent taller than the Sears Tower in Chicago.  If a bird lands on top of the radio tower, so that the gravitational potential energy associated with the bird is 2033J, what is its mass?

• 3.08 kg
• 31.17 kg
• 0.32 kg
• 13.13 kg

Tags

NGSS.MS-PS2-4