Forces and Motion

Front

The rate at which an object is able to move is called ______________.

Back

speed

Front

This word means a push or a pull.

Back

force

Front

What is the formula to calculate speed?

Back

Speed = Distance ÷ Time

Front

Alan travels 100 km in 5hrs. Find his average speed in km/h.

Back

20 kilometers per hour

Front

This is the force that 2 objects have when rubbed against one another. It's the force that makes an object slow down or stop.

Back

friction

Front

What is the force that pulls objects toward each other?

Back

gravity

Front

What do we call the change in position of an object over time?

Back

motion

Front

What is the term for forces that are equal in size but opposite in direction?

Back

balanced forces

Front

What is the term for forces that cause an object to accelerate?

Back

unbalanced forces

Front

What is the unit of speed in the metric system?

Back

meters per second (m/s)