Energy Changes in a System and the way Energy is Stored Quiz

What is the definition of a closed system?

How is energy stored in a battery?

What is the ‘work done’ on an object?

Select an equation that best relates the potential energy of an object to its height above the ground.

In the specific heat capacity equation ∆E = m*c*∆θ, what variable does c represent?

For a ball that is released from a stationary point some distance above the ground, at which point is it’s potential energy maximum?

What is the definition of power?

Calculate the total energy E consumed by a 600 W fridge in a period of 24 hours.

Where might elastic potential energy be stored?

Which is the main energy change for a long distance cyclist?