Motion and Time

Motion of objects can be presented in pictorial form by their...............

• distance- speed graph

• distance-time graph

• time-time graph

• speed- distance graph

Tags

NGSS.MS-PS3-1

Which of the following is the closest match to the definition of motion?

• An objects change in position relative to a reference point

• The change in position of an object

• Constant speed

What is the definition of speed?

• Distance/Time

• Change in velocity/Time

• A change in momentum

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the formula for calculating distance when speed and time are known?

• Distance = Speed / Time

• Distance = Time / Speed

• Distance = Speed + Time

If an object takes 10 seconds to cover a distance of 100 meters, what is its speed?

• 10 m/s

• 1 m/s

• 1000 m/s

• 0.1 m/s

What is the formula for acceleration?

Tags

NGSS.MS-PS2-2

What does the slope of a distance-time graph represent?

• Acceleration

• Velocity

• Time

• Distance

A runner completes a 400m lap in 50 seconds. What was the runner's average speed?

• 8 m/s

• 450 m/s

• 8 km/h

• 450 km/h

A car travels 150 km in 3 hours. What is its average speed?

• 50 km/h

• 100 km/h

• 150 km/h

• 450 km/h

If a car travels 300 km in 6 hours, what is its average speed?

• 50 km/h

• 1800 km/h

• 306 km/h

• 25 km/h