Elastic Potential Energy

Which type of energy increases when you compress a spring?

• elastic potential energy

• kinetic energy

• radiant energy

• sound energy

Tags

NGSS.MS-PS3-2

When you stretch a rubber band, you are storing __________ energy. 

• kinetic 

• potential

• none of the above

• all of the above 

Tags

NGSS.MS-PS3-2

What does the k represent in this equation?

• the potential energy of the spring

• the deformation of the spring

• the material the spring is made of

• the spring constant

Leo (70 Kg) stretches the trampoline mat by 37 cm. Calculate the elastic potential energy he puts into the trampoline mat.

• 4.79 J

• 126.9 J

• 47.9 J

• 12.76. J

Tags

NGSS.MS-PS3-5

Calculate the elastic potential energy Leo puts into the trampoline mat when he stretches the mat (k= 473 Nm^-1) by 0.35 m.

• 2.887 J

• 28.97 J

• 82.775 J

• 12.76. J

Tags

NGSS.MS-PS3-2

A force 480 N of that changes the spring length by 0.25 m, calculate the spring constant.

• 120 N

• 1920 N

• 2000 N

• 20 N

A mass of 0.64 kg extends a spring by 0.42 m. Calculate the spring constant.

• 14.93 Nm^-1

• 0.27 Nm^-1

• 1.52 Nm^-1

• 2.7 Nm^-1

Tags

NGSS.HS-PS2-1

Roy (65 Kg) stretches the trampoline mat by 25 cm. What is the spring constant of the trampoline mat?

• 2.6 Nm^-1

• 25.48 Nm^-1

• 404.8 Nm^-1

• 2548 Nm^-1

Tags

NGSS.MS-PS2-2

A force of 157 N acts on a spring with a spring constant of 350 Nm^-1. Calculate the length the spring changed.

• 540 m

• 45 m

• 54950 m

• 0.45 m

What is the formula for elastic potential energy stored in a spring?