Changes in Position and Motion (TEKS 3.7.B) Flashcard

Front

What is force?

Back

Force is a push or pull on an object that can cause it to move, stop, or change direction.

Front

What happens when you pull an object?

Back

Pulling an object can change its position and speed.

Front

What is the effect of ramp height on force needed?

Back

The higher the ramp, the more force is needed to pull an object up it.

Front

What is motion?

Back

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

Front

What is the purpose of an experiment?

Back

To test a hypothesis and observe the effects of changes in conditions.

Front

What is a variable in an experiment?

Back

A variable is a factor that can change in an experiment, affecting the outcome.

Front

What is the importance of a fair test?

Back

A fair test ensures that only one variable is changed at a time to accurately measure its effect.

Front

What is a pulley?

Back

A pulley is a simple machine that helps lift or lower objects by changing the direction of force.

Front

How can you measure speed?

Back

Speed can be measured by the distance traveled divided by the time taken.

Front

What is the difference between pushing and pulling?

Back

Pushing moves an object away from you, while pulling brings it closer.