P.1.3

The position-time graph below tracks the motion of two students running a race.

Which best describes the motion of the students?

• Student X starts out slower than Student Y, but Student X finishes the race first.

• Student Y starts out faster than Student X, and Student Y finishes the race first.

• Student X starts out faster than Student Y, but Student X finishes second.

• Student Y starts out slower than Student X, and Student Y finishes second.

Tags

NGSS.MS-PS3-1

Mandy and Josh raced one lap around the track. The graph below shows the results of their race.

Which statement can be proven by the graph?

• Josh won the race.

• Mandy won the race.

• Mandy ran less distance than Josh.

• Josh ran the race in less time than Mandy.

Tags

NGSS.MS-PS3-1

Carlos and Andrew decided to race each other home from school. The graph below shows the motion of the boys during the race.

Which best describes the race?

• Both boys reached the finish line at the same time.

• Andrew won the race because he reached the finish line in a shorter amount of time.

• Carlos won the race because he reached the finish line in a shorter amount of time.

• Andrew won the race because he reached the finish line in a longer amount of time.

A student went on a walk, and kept track of their time and distance. The data is displayed in the graph. Which best describes the student’s walk?

• The student went up a hill, and then down a hill.

• The student walked very quickly at the beginning of the walk, but then slowed down at the end.

• The student walked slowly at the beginning of the walk, and faster at the end.

• The student walked at a steady pace, and then returned to the starting point.

Tags

NGSS.MS-PS3-1

Below is a graph showing the change in position over time for a fox and the rabbit it is chasing.

Based on the graph, which best explains what happened to the rabbit and the fox?

• The rabbit was always 10 meters ahead of the fox.

• The fox caught the rabbit 80 seconds after the chase started.

• The fox chased the rabbit but gave up after 60 meters and turned around.

Tags

NGSS.MS-PS3-1

This graph shows the motion of an object. Which best describes the motion of the object?

• It is sitting still.

• It is moving at a constant speed.

• It continually increases its speed.

• It travels at constant speed and suddenly stops.

Tags

NGSS.MS-PS3-1

The results of a race are shown in the graph below. Which car finished in second place in the race?

• W

• X

• Y

• Z

Which best describes what happens on a position over time graph when an object stops moving?

• The position increases, and the time increases.

• The position increases, but the time stays the same.

• The position does not change, but the time increases.

• The position does not change, and the time stays the same.

The position-time graph below tracks the motion of two students running a race. Which best describes the motion of the students?

• Student X starts out slower than Student Y, but Student X finishes the race first.

• Student Y starts out faster than Student X, and Student Y finishes the race first.

• Student X starts out faster than Student Y, but Student X finishes second.

• Student Y starts out slower than Student X, and Student Y finishes second.

Tags

NGSS.MS-PS3-1

A toy robot moved from a starting point and traveled in a straight line at different speeds. Then the robot turned around and traveled in a straight line at different speeds as it returned to its starting point. Which sentence describes the motion of the robot between seconds 3 and 4?

• The robot was moving away from the starting point.

• The robot was moving toward the starting point.

• The robot was stopped in one place away from the starting point.

• The robot was moving back and forth around the starting point.

Tags

NGSS.MS-PS3-1