Conservation of Energy

Front

What is the law of conservation of energy?

Back

Energy CANNOT be created or destroyed, only transformed.

Front

What is kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is the unit of measurement for kinetic energy?

Back

Joules.

Front

Which bowling ball has LESS kinetic energy: 8 m/s or 10 m/s?

Back

8 m/s.

Front

What are the energy transformations of an electrical device?

Back

Electrical → Mechanical / Sound / Thermal Energy.

Front

Which of these is an example of kinetic energy?

Back

A bicycle.

Front

What is potential energy?

Back

The energy stored in an object due to its position or state.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv², where m is mass and v is velocity.

Front

What is mechanical energy?

Back

The sum of potential and kinetic energy in an object.

Front

What is thermal energy?

Back

The energy that comes from the temperature of matter.