Front

What is a variable in an experiment?

Back

A variable is a factor or condition that can change in an experiment.

Front

Why is it important to test only one variable at a time?

Back

Testing one variable explains what caused the change once data has been gathered.

Front

What is the purpose of conducting multiple trials in an experiment?

Back

Conducting multiple trials makes the results more reliable.

Front

What is force?

Back

Force is a push or pull on an object.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, such as the Earth pulling objects toward its center.

Front

What type of force is created when rubbing your hands together?

Back

Friction is created when rubbing your hands together.

Front

What is the relationship between mass and force needed to move an object?

Back

More mass requires more force to move the object.

Front

What is a controlled experiment?

Back

A controlled experiment tests one variable while keeping others constant.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.