Energy, Work and Power

Front

What is the formula for calculating work?

Back

Work = Force x Distance

Front

What is defined as work done per unit time?

Back

Power

Front

What type of energy is used to cook food?

Back

Thermal energy

Front

How can you decrease the effort force needed to push a weight to the top of a ramp?

Back

Increase the length of the ramp.

Front

If 150 Joules of work is needed to move a box 10 meters, what is the force used?

Back

15 N

Front

What is the unit of work in the International System of Units (SI)?

Back

Joule (J)

Front

What is the relationship between work, power, and time?

Back

Power = Work / Time

Front

What is kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is potential energy?

Back

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

Front

How does increasing the height of an object affect its potential energy?

Back

Potential energy increases as height increases.