Kinematics

I am jogging a steady 3 mph when a viscous chihuahua comes charging and trying to attack me! It takes me 4.3 seconds to reach 6 mph....what did that evil dog make my acceleration go to?

• 0.7 mph

• 12.9 mph

• 1.39 mph

How far will I travel if I am driving 15 m/s for 10 hours?

• 150 meters

• 1.5 meters

• 0.67 meters

• 15 meters

What is the velocity of a fish that travels 10 meters in 3 seconds?

• 3.33 m/s

• 30 m/s

• 0.3 m/s

Which is not a scalar quantity?

• velcocity

• speed

• temperature

• time

what is the shortest distance between the start and end point of a journey?

• displacement

• distance

• accelaration

• velocity

What quantity is described by magnitude and direction

• scalar

• vector

• motion

• size

The graph respresents

• no motion

• constant velocity

• increasing velocity

• decreasing velocity

Tags

NGSS.MS-PS3-1

What is happening between 2 and 3 seconds?

• The object is not moving.

• The object is not accelerating.

• The object is slowing down.

• The object is speeding up.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The graph above represents the motion of a car during a 6 - second interval. What is the acceleration of the car at t = 5.0 s?

• 0.0 m/s

• 2.0 m/s

• 2.5 m/s

• 10 m/s

Tags

NGSS.MS-PS3-1

Which graph represents zero acceleration (constant velocity)?

• A

• B

• C

• D