NameClass Date
Speed, Velocity, and Acceleration
Lesson 2 Quiz
Write the letter of the correct answer on the line at left.
______ 1. Vivian went on a bicycle trip through Germany with her family. One
afternoon, she rode her bicycle along a long, flat road at a constant
speed for 24 kilometers (km). The ride took her 1.2 hours (h). At what
speed did she ride her bicycle?
A. 0.05 h/km
B. 20 mi/h
C. 20 km/h
D. 28.8 km•h
Write the letters of the correct answers on the lines at left.
______ 2. An antelope is being chased across the savannah by a hungry lion. The
lion runs at a constant speed. How might the antelope use its velocity to
escape the lion? Choose the three statements that apply.
A. It can run at the same speed but change direction.
B. It can run in the same direction but increase its speed.
C. It can both increase speed and change direction.
D. It can decrease speed but continue running in the same direction.
______ 3. Anna hits a golf ball, and it soars through the air toward the green. It
travels in an arc over the ground. Which statement does not describe
the ball’s acceleration before it stops?
A. It increases speed.
B. It decreases speed.
C. It changes its overall direction.
D. It moves in the same direction.
Lesson 2 Quiz
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NameClass Date
Use the information below to answer questions 4 and 5.
Carlos likes to bowl. He timed how long it took for his ball to travel the length of a an
18-m lane in the bowling alley. He plotted the final distance and time on a line graph.
Carlos drew a line from this point to the origin of the graph.
Write the letter of the correct answer on the line at left.
______ 4. How far down the lane was the ball after two seconds?
A. 6m
B. 9m
C. 12 m
D. 18 m
Write an answer for the following question in the space provided.
5. Use the graph to find the average speed of the ball as it moves down the lane.
Explain how you found this speed.
Lesson 2 Quiz
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NameClass Date
6. Problems
1. A roller coaster car rapidly picks up speed as it rolls down a slope. As it starts down the
slope, its speed is 4 m/s. But 3 seconds later, at the bottom of the slope, its speed is 22
m/s. What is its acceleration?
2. A cyclist accelerates from 0 m/s to 8 m/s in 3 seconds. What is his acceleration? Is this
acceleration higher than that of a car which accelerates from 0 to 30 m/s in 8 seconds?
3. A parachute on a racing dragster opens and changes the speed of the car from 85 m/s to
45 m/s in a period of 4.5 seconds. What is the acceleration of the dragster?
4. What is the average speed of a helicopter that flies 50 km in 20 minutes and then 30 km
in 10 minutes?
5. How much time will it take for a bug to travel 5 meters across the floor if it is traveling at 1
m/s?
Lesson 2 Quiz
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