Calculating and Graphing Motion

• The skateboarder accelerated at a constant rate of approximately 0.9 m/s².

• The skateboarder was stationary with a velocity of 0 m/s for the entire 10 seconds.

• The skateboarder moved at a constant speed of 0.75 m/s for the entire 10 seconds.

• The skateboarder was stationary except for a short burst of acceleration of 0.75 m/s².

Tags

NGSS.MS-PS2-2

Problem

A student walks 3 km in 20 minutes. What is the student’s average speed in km/h

• 12

• 9

• 7

• 6

Problem

A car travels 10 km in 15 minutes. What is the average speed of the car?

• 25 km/h

• 20 km/h

• 40 km/h

• 45 km/h

• 562.5

• 3.6

• 57.5

Tags

NGSS.MS-PS3-1

NGSS.MS-PS2-2

• Moving at a constant speed

• Accelerating at a rate of 1.5 m/s²

• Stopped for 30 seconds

• Moving toward the south

Tags

NGSS.MS-PS3-1

Problem

A truck travels 15 km in 30 minutes going east to west. What is the average velocity of the truck?

• 0.5 km/h west

• 30 km/h west

• 0.5 km/h

• 30 km/h

• 
• 
• 
• 

Tags

NGSS.MS-PS3-1

Problem

A dog runs 6 km in 30 minutes. What is the dog’s average speed in km/h?

• 25

• 180

• 12

• 5

• 12.6

• 5.6

• 6.9

• 9.9

Tags

NGSS.MS-PS3-1

• Carleton walked for a while, stopped to sit on a bench in the park, and then ran the rest of the way home.

• Carleton ran all the way from school to home going the same constant speed and never stopping.

• Carleton waited around after school for his friend, and then they ran home together.

• Carleton ran for a long time, then slowed down to walk the rest of his trip. Once he got home, he sat down on the couch.

Tags

NGSS.MS-PS3-1