Speed and Acceleration

What is speed?

• The rate at which an object changes position
• The direction an object is moving
• moving fast
• change in speed or direction

What are the two things that must be measured in order to find an objects velocity?

• speed and direction
• acceleration and speed
• direction and time
• distance and rate

Which of the following is an example of velocity?

• running 20 mph
• running 20 miles
• running 20 mph quickly
• running 20 mph south

A distance vs. time graph shows an object's

• frame of reference
• speed
• acceleration
• favorite food

Tags

CCSS.HSF.IF.B.4

Velocity is both ____ and _____. 

• speed , direction 
• direction, mass
• volume, density 
• direction, magnitude 

What is the speed of a car that traveled 56 m in 4 seconds?

• 64 m/s
• 34 m/s
• 14 m/s
• 0.0625 m/s

Tags

CCSS.HSF-LE.A.1B

What is the total distance traveled by a car that is traveling at 20 m/s for 3 minutes?

• 4000 m
• 3600 m
• 60 m
• depends on the mass of the car

How do you calculate average speed?

• divide total time by total distance
• multiply total time by total distance
• divide total distance by total time
• subtract total time from total distance

Which of the following is a unit for acceleration?

• km/s
• m/s²
• mi/hr
• ft

The speedometer on your car tells you

• average velocity
• instantaneous velocity
• average speed
• instantaneous speed