Energy 5.1

Front

What is energy?

Back

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

Front

What happens to batteries in a remote when they are used?

Back

The batteries had stored energy that was transferred to the TV remote.

Tags

NGSS.MS-PS3-5

Front

What is the correct energy transformation in a microwave?

Back

Electrical -> Thermal -> Mechanical -> Sound (Lauren is right).

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

Did Taryn do work when she pushed against the brick wall?

Back

No, Taryn did not do work because the wall did not move.

Front

What was the independent variable in Alex's plant experiment?

Back

The material of the plant pots.

Front

What is work in physics?

Back

Work is done when a force causes an object to move.

Tags

NGSS.MS-PS3-5

Front

What is stored energy?

Back

Stored energy is energy that is held in an object, such as batteries.

Tags

NGSS.MS-PS3-2

Front

What is an example of energy transformation?

Back

A toaster transforms electrical energy into thermal energy to toast bread.

Front

What is the definition of independent variable?

Back

An independent variable is the factor that is changed in an experiment.

Front

What is the definition of dependent variable?

Back

A dependent variable is the factor that is measured in an experiment.