Speed, Velocity and Acceleration

1. Which of the following statements about speed and velocity is correct?

• Velocity only describes an object’s rate of motion.

• Speed describes how an object is changing its velocity.

• Speed and velocity both describe how an object is speeding up.

• Only velocity includes the direction an object is traveling.

Tags

CCSS.7.RP.A.3

Acceleration describes how an object’s velocity is changing. Which of the following scenarios provides the best example of an accelerating object?

• A car driving at a constant speed

• A book sitting on top of a high shelf

• A toy train traveling in a circle

• A toy boat floating in a bathtub

When a car goes around a corner at 20 mph, why do we say it accelerates?

• The car is accelerating because of the velocity is constant

• The car accelerates because it's going 20 mph

• Cars always accelerate when they are in motion

• The car is accelerating because it's changing direction

The gees fly 23 mph to the south when they migrate for the winter.

• speed

• velocity

• acceleration

Tags

CCSS.HSN.VM.A.3

The tornado is traveling northwest at 20 mph.

• speed

• velocity

• acceleration

Tags

NGSS.MS-PS2-2

The Olympian swam 200 meters in 20 seconds.

• speed

• velocity

• acceleration

Tags

NGSS.MS-PS3-1

What is velocity?

• the quickness of an object

• the location of an object

• acceleration

• speed in a specific direction

Tags

NGSS.MS-PS3-1

65mi/hr South is an example of...

• Speed

• Velocity

• Acceleration

• Direction

Tags

NGSS.MS-PS3-1

Acceleration of an object happens when things ________

• slow down

• go faster

• change direction (turn)

• All of the above

A truck slowing down to stop at a red light is an example of ____.

• Speed

• Velocity

• Acceleration

• Direction

Tags

NGSS.MS-PS2-2