6th 8.4 Speed and Velocity

Front

A distance-versus-time graph will never show a __________ line.

Back

vertical

Front

On a distance-versus-time graph, a speed of zero would appear as a _________ line.

Back

horizontal

Front

On a distance-versus-time graph, a straight line indicates that an object’s speed is ____________. Options: zero, increasing, constant, decreasing

Back

constant

Front

The slope of a line is found by ___________ the rise by the run. Options: adding, subtracting, multiplying, dividing

Back

dividing

Front

To describe an object’s motion, you need to know both its speed and its ___________. Options: direction, location, distance, time

Back

direction

Front

Speed in a given direction is called _________.

Back

velocity

Front

A speedometer shows the ____________ speed of a vehicle.

Back

instantaneous speed

Front

The ______________ speed of an object is found by dividing the total distance by the total time.

Back

average

Front

Alfonso ran the 1,000-meter race in 2.5 minutes. What would be Alfonso’s average speed? Options: 4 m/min, 40 m/min, 400 m/min, 4000 m/min

Back

400 m/min

Front

What is the SI unit for speed called?

Back

meters per second