Speed, Velocity and Acceleration

Acceleration of an object happens when things ________

• slow down
• go faster
• change direction (turn)
• All of the above

Tags

NGSS.MS-PS2-2

A ball rolling west at 5 cm per second is an example of ____. 

• Speed
• Velocity
• Acceleration
• Direction

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

• Speed
• Velocity
• Acceleration
• Direction

Turning a corner on a motorcycle is an example of ____. 

• Speed
• Velocity
• Acceleration
• Direction

Tags

NGSS.MS-PS2-2

Distance over Time is the definition of ___. 

• Speed
• Velocity
• Acceleration
• Direction

Tags

NGSS.MS-PS3-1

What is the formula to calculate speed?

• Speed = time/distance
• Speed = distance/time
• Speed = distance x time
• Speed = time x distance

Tags

NGSS.MS-PS3-1

Km (kilometers) is a unit for ___. 

• Speed
• Distance
• Time
• Direction

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.

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

• speed
• velocity
• acceleration

Tags

NGSS.MS-PS3-1

The tornado is traveling northwest at 20 mph. 

• speed
• velocity
• acceleration

Tags

NGSS.MS-PS2-2