Elastic Potential Energy Quiz

What is the formula for elastic potential energy?

• E = 0.5 * k * x²

• E = m * g * h

• E = 0.5 * m * v²

• E = F * d

What is the unit of spring constant?

• Kilograms per newton (kg/N)

• Meters per newton (m/N)

• Newtons per kilogram (N/kg)

• Newtons per meter (N/m)

A spring has a spring constant of 100 N/m. If the spring is compressed by 0.2 meters, what is the elastic potential energy stored in the spring?

• 0.1 J

• 2 J

• 0.4 J

• 5 J

Which of the following factors affect the elastic potential energy stored in a spring?

• Mass and length

• Temperature and time

• Spring constant and displacement

• Color and shape

A spring has a spring constant of 50 N/m. If the spring is compressed by 0.1 meters, what is the potential energy stored in the spring?

• 10 N/m

• 0.05 J

• 0.25 J

• 1.5 J

A spring has a spring constant of 80 N/m. If the spring is compressed by 0.3 meters, what is the elastic potential energy stored in the spring?

• 8 J

• 0.8 J

• 36 J

• 3.6 J

A spring has a spring constant of 120 N/m. If the spring is compressed by 0.4 meters, what is the potential energy stored in the spring?

• 19.2 Joules

• 4.8 Joules

• 9.6 Joules

• 0.12 Joules

What happens to the elastic potential energy of a spring when the spring constant increases?

• Remains the same

• Increases

• Becomes negative

• Decreases

A stretched rubber band represents what type of potential energy?

• gravitational potential energy

• elastic potential energy

• chemical potential energy

• kinetic potential energy

Elastic potential energy is energy stored in an object, such as a spring, due to the object being stretched or compressed. In which image does the spring have NO ELASTIC POTENTIAL ENERGY?

• W

• Y

• X

• Z