Energy Transformations

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another, such as from chemical energy to electrical energy.

Front

What type of energy transformation occurs when a flashlight shines?

Back

Chemical → Electrical → Light

Front

What is an example of a device that transforms electrical energy into mechanical energy?

Back

A pencil sharpener plugged into a wall outlet.

Front

Which of the following is not a source of chemical energy?

Back

The Sun.

Front

What does the Theory of the Conservation of Energy state?

Back

Energy can never be created nor destroyed. It can only change its form from one type to another.

Front

What energy transformation occurs when a battery powers a flashlight?

Back

Chemical → Electrical → Light.

Front

What is chemical energy?

Back

Chemical energy is the energy stored in the bonds of chemical compounds, like food or batteries.

Front

What is an example of energy transformation in a light bulb?

Back

Electrical energy is transformed into light and thermal energy.

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential and kinetic energy in an object.

Front

What is an example of thermal energy?

Back

Heat from a stove or warmth from the sun.