Energy Transfers: Pendulum

Question 1

What does the law of conservation of energy state?

Answer 1

The law of conservation of energy states energy can be transferred usefully, stored or dissipated but it cannot be created or destroyed.

Question 2

How can we reduce unwanted energy transfers?

Answer 2

We can reduce unwanted energy transfers by reducing friction.

For example:
Using an oil or lubricant were friction may be caused.