Work and Energy

Front

What type of energy conversion occurs in toasters and irons?

Back

Electrical Energy to Thermal Energy.

Front

What form of energy is a book's kinetic energy converted into when it slows down on a table?

Back

Thermal energy.

Front

At which point is the kinetic energy of a golf club greatest?

Back

Point C.

Front

What type of energy is food classified as?

Back

Chemical energy.

Front

How is chemical potential energy stored in food?

Back

Due to the molecular bonds of food and fuels.

Front

What is gravitational potential energy?

Back

Energy stored due to an object's position in a gravitational field.

Front

How is elastic potential energy stored?

Back

By stretching or compressing a spring.

Front

What is the formula for kinetic energy?

Back

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

Front

What is the difference between kinetic energy and potential energy?

Back

Kinetic energy is the energy of motion, while potential energy is stored energy based on position.

Front

What is an example of electrical energy being converted to mechanical energy?

Back

An electric fan converting electrical energy to mechanical energy to create airflow.