Luna Test Corrections- Motion

Front

What does a graph showing an object's motion indicate if it starts at a slow speed and then gets faster?

Back

The object starts as a slow speed, then gets faster.

Front

Velocity is speed with _______.

Back

direction

Front

True or False: The SPEED stays constant from 0-5 seconds.

Back

TRUE

Front

What is the average speed of a cyclist who travels 10 km in 1 hour?

Back

10 km/h

Front

What is the unit of measure for DISTANCE?

Back

miles

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

If an object is not moving, what is its speed?

Back

0 m/s

Front

What does a constant speed graph look like?

Back

A straight horizontal line.

Front

What is acceleration?

Back

The rate of change of velocity over time.

Front

What is the formula for calculating average speed?

Back

Average Speed = Total Distance / Total Time