Speed/Motion Graphs (6.8C/D) Review

Which of the following is the correct formula for calculating speed?

• Speed= force/distance (force divided by distance)

• Speed= mass x acceleration (mass times acceleration)

• Speed = distance/time (distance divided by time)

• Speed = time x energy (time times energy)

Tags

NGSS.MS-PS3-1

The graph shows the distance an object moved in 11 seconds. Which answer choice best describes the movement of the object between the times of 0 and 6 seconds on the graph?

• Moving at a constant speed

• accelerating

• Moving toward the north

• stopped

Tags

NGSS.MS-PS3-1

Select the times that the object is NOT moving according to the graph. (Could be more than one)

• 0-10 minutes.

• 10-20 minutes.

• 20-30 minutes.

• 30-40 minutes.

Tags

NGSS.MS-PS3-1

Which of these graphs represent a constant speed?

• 
• 
• 

Tags

NGSS.MS-PS3-1

Calculate the average speed between 0 and 10 hours.

• 2 km/h

• 3 km/h

• 1 km/h

• 5 km/h

Tags

NGSS.MS-PS3-1

If an object travels 42 meters in 6 seconds, what is its average speed?

• 6 m/s

• 7 m/s

• 42 m/s

• 252 m/s

Xavier runs during gym class. He runs 100 meters in 10 seconds. What is his speed in meters per second?

• 15 m/s

• 10 m/s

• 5 m/s

• 12 m/s

In a Fall Trip, the 6th grade students drove to Austin, which is 180 miles away. It takes them 3 hours to get there. What was the bus's speed in miles per hour?

• 60 mph

• 50 mph

• 30 mph

• 55 mph

Beyonce hits a volleyball to Cardi. The ball travels 16 meters in 8 seconds. What is the speed of the ball in meters per seconds?

• 3 m/s

• 5 m/s

• 2 m/s

• 4 m/s

Jay-Z is driving a remote control car down the hallway. The car goes 60 meters in 15 seconds. What is the car’s speed in meters per second?

• 3 ms

• 6 m/s

• 5 m/s

• 4 m/s