Forces and motion-Grade 5 review

Front

What is average speed?

Back

Total distance divided by total time.

Front

What is the definition of motion?

Back

A change in position over time.

Front

What type of energy does a pendulum have before it is released?

Back

Potential energy.

Front

What does a graph showing a straight line represent?

Back

Constant speed.

Front

What is acceleration?

Back

The rate of change of velocity over time.

Front

What is kinetic energy?

Back

The energy an object has due to its motion.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Front

What happens to an object in motion if no forces act on it?

Back

It continues to move at a constant speed in a straight line.

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).

Front

What is friction?

Back

A force that opposes the motion of an object.