7th Gr Phys Sci- Force & Motion

A distance- time graph shows a horizontal line. This means that the velocity is___.

• undefined

• zero

• increasing

• decreasing

Motion is a change in ___.

• position

• direction

• speed

• acceleration

What does the graph show?

• increasing speed

• decreasing speed

• constant

• no motion

Tags

NGSS.MS-PS3-1

A train travels 6m in the 1st second of travel, 6m again during the 2nd second of travel, and 6m again during the 3rd second. Its acceleration is___.

• 10m/s

• 0m/s

• 6m/s

• 12/ms

Which of the following best describes how constant velocity is shown in a speed- time graph.

• a line curving down

• a line curving up

• a straight horizontal line

• a straight diagonal line

You hear that a storm is moving 15km/h North. You have been given the storm's ___.

• speed

• velocity

• acceleration

• deceleration

To calculate ___ you divide distance traveled by the time.

• average speed

• average acceleration

• average deceleration

• average velocity

The graph below represents the motion of a car as it moves along a straight road for 20s. What is the speed of the car during the first 10 seconds?

• 0m/s

• 10 m/s

• 20m/s

• 30m/s

Tags

NGSS.MS-PS3-1

Which graph a runner stopping during the race?

• Runner C

• Runner B

• Runner A

• None of the runner

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Ariana is accelerating her car at a rate of 4.6m/s/s for 10sec. Her starting velocity was 0m/s. What was her final velocity?

• 0m/s

• 2.3m/s

• 4.6m/s

• 46.0m/s

Tags

NGSS.MS-PS2-2