Energy transformations Quiz

What is energy?

• The ability to play sports

• The ability to do work or cause change

• A type of machine

• A measurement of distance

Energy can change from one form to another. Which of the following is an example of this energy transformation?

• A) A battery converts chemical energy into electrical energy.

• B) A light bulb emits sound when turned on.

• C) A solar panel creates water from sunlight.

• D) A refrigerator produces heat to preserve food.

How can energy move from one object to another?

• Only through conduction

• Through conduction, convection, or radiation

• Only through radiation

• Only through convection

What is an example of energy transfer that we can feel in everyday life?

• The cooling effect of a refrigerator

• The warmth of the sun on our skin

• The light from a flashlight

• The sound from a speaker

Which energy transformation do you see in the diagram?

• Chemical energy to sound energy

• Kinetic energy to electrical energy

• Mechanical energy to light energy

• Electrical energy to chemical energy

What type of energy is involved in pedaling a bicycle?

• Thermal energy

• Mechanical energy

• Chemical energy

• Nuclear energy

When electrical energy flows into a light bulb, what type of energy does it transform into?

• Chemical energy

• Mechanical energy

• Light and heat energy

• Nuclear energy

Refer to the energy diagram provided: Which energy transformation is not present?

• a diagram showing the transformation from electrical energy to sound energy.

• a diagram showing the transformation from electrical energy to light and sound energy.

• a diagram showing the transformation from kinetic energy to potential energy.

• a diagram showing the transformation from chemical energy to electrical energy.

What heats the water when boiling water on a stove?

• Chemical energy

• Electrical energy

• Thermal energy

• Kinetic energy

Why does wind make us feel colder according to the video on "there is no such thing as cold" last Tuesday?

• It removes heat from our body

• It is made of cold particles

• It increases the heat around us

• It changes the temperature of the air