Lesson 3.1 Energy, Motion, Force, and Work

Front

What is energy?

Back

Energy is defined as the ability to do work or cause change.

Front

What is the formula for calculating power?

Back

Power = Work / time

Front

How do you calculate work?

Back

Work = Force x distance

Front

What is the unit of power?

Back

The unit of power is the Watt (W).

Front

What is the unit of work?

Back

The unit of work is the Joule (J).

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

Does motion look the same from different perspectives?

Back

No, motion can look different from different perspectives.

Front

What is force?

Back

Force is a push or pull on an object.

Front

What is the relationship between work and energy?

Back

Work is a transfer of energy.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.