Forces and Motion--5th Grade

Front

What is acceleration?

Back

Acceleration is when an object is getting faster.

Front

How is force measured?

Back

Force is measured in Newtons.

Front

What is a force?

Back

A force is a push or pull.

Front

What is average speed?

Back

Average speed is the total distance traveled divided by the total time taken.

Front

If a truck travels 60 miles in one hour and 250 miles in four hours, what can we say about its average speed?

Back

The truck drove the same speed on both days.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What is potential energy?

Back

Potential energy is the stored energy of an object due to its position.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Front

If a swimmer moves at a speed of 2.0 meters/second, how long will it take to swim 100 meters?

Back

It will take 50 seconds.

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion, while unbalanced forces do.