Speed, Velocity Acceleration Question Preview (ID: 51137)
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Acceleration of an object happens when things ________
a) slow down
b) go faster
c) change direction (turn)
d) All of the above
A car traveling 300 miles in 5 hours is an example of _____.
a) Speed
b) Velocity
c) Acceleration
d) Direction
Avery likes to walk 30 feet in 10 seconds. What is her speed?
a) 3 feet/sec
b) 6 feet/sec
c) 10 feet/sec
d) 2 feet/sec
Which of the following statements about speed and velocity is correct?
a) Speed describes how an object is changing its velocity.
b) Velocity only describes an object’s rate of motion.
c) Speed and velocity both describe how an object is speeding up.
d) Only velocity includes the direction an object is traveling.
Find the velocity of a plane that traveled 3000 miles west in 5 hours.
a) 65 mph
b) 600 mph
c) 600 mph west
d) 600 mph
A stopped car begins moving and reaches a speed of 25m/s in 5 seconds. What is its acceleration?
a) +25m/s
b) 2 -0m/s2
c) +5m/s2
d) 5m/s
A helicopter flies west 200 miles in 2 hours. What is its velocity?
a) 99 mph
b) 100 mph south
c) 400 mph south
d) 297 mph south
If you travel 7.5 km and walk for 1.5 h, what is your average speed?
a) 5 km/h
b) 11.25 km/h
c) 0.2 km/h
d) 0.5 km/h
What two things must you know to determine speed?
a) distance and direction
b) direction and time
c) speed and direction
d) time and distance
What is your acceleration if you are riding your bike at 9 km/hr, and 10 minutes later your speed is 6 km/hr.
a) 300 km/hr
b) 0.3 km/hr
c) -30 km/hr
d) - 0.3 km/hr/hr
At what speed would a car have to move in order to travel 20 kilometers in 2 hours.
a) 5 km/hr
b) 10 km/hr
c) 20 km/hr
d) 40 km/hr
What is the formula to calculate speed?
a) Speed = time/distance
b) Speed = distance/time
c) Speed = distance x time
d) Speed = time x distance
Which of the following is a unit for acceleration?
a) km/s
b) m/s2
c) mi/hr
d) ft
Can be measured in meters per second (m/s)
a) Distance
b) Time
c) Speed
d) Acceleration
What is velocity?
a) the location of an object
b) acceleration
c) the quickness of an object
d) speed in a specific direction
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