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Speed and acceleration

Total questions: 29

Worksheet time: 35mins

Name
Class
Date
1.
1. Which of the following statements about speed and velocity is correct?
a)
Velocity only describes an object’s rate of motion.
b)
Speed describes how an object is changing its velocity.
c)
Speed and velocity both describe how an object is speeding up.
d)
Only velocity includes the direction an object is traveling.
2.
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
3.
65mi/hr South is an example of...
a)
Speed
b)
Velocity
c)
Acceleration
d)
Direction
4.

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

5.
Describe the speed of the object from 4-6 seconds using the distance vs. time graph.
a)
Increasing speed
b)
Decreasing speed
c)
Not moving
d)
Constant speed
6.

A stopped car begins moving and reaches a speed of 25m/s in 5 seconds. What is its acceleration?

a)

+25m/s2

b)

-0m/s2

c)

+5m/s2

d)

5m/s

7.

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

8.
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
9.
You are riding your bike at 9 km/h. Ten minutes later, your speed is 6 km/h.
a)
Acceleration occurred because speed increased.
b)
Acceleration occurred because speed decreased.
c)
Acceleration occurred because you changed directions.
10.

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

11.

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)

0.3 km/hr

b)

30 km/hr

c)

0.3 km/hr/hr

d)

300 km/hr

12.

Which of the following is an example of potential energy?

a)

A glass jar sitting on a shelf

b)

A flag waving in the wind

c)

A ball rolling along the sidewalk

d)

A battery powering a radio

13.

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

14.

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

15.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
16.
Which time section is the object moving the fastest?
a)
0-10 seconds
b)
10-20 seconds
c)
20-30 seconds
d)
30-40 seconds
17.
Which graph is would represent a decrease in speed?
a)
Graph A
b)
Graph B
c)
Graph C
d)
The object is not decreasing in speed in any of these graphs
18.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
19.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
20.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
21.
 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?
a)
800
b)
400
c)
0
d)
200
22.
Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home.  What is Bill's distance?
a)
0 meters
b)
400 meters
c)
800 meters
d)
1600 meters
23.
Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home.  What is Bill's displacement?
a)
0 meters
b)
400 meters
c)
800 meters
d)
1600 meters
24.
Displacement is distance combined with
a)
direction
b)
speed
c)
velocity
d)
magnitude
25.
Because displacement has a magnitude and direction it is called a ______. 
a)
distance
b)
vector
c)
arrow
d)
length
26.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
27.
A car is driven for 3 hours. What else do you need to know to describe this car’s speed?
a)
the road the car in driven on
b)
the time of day
c)
the distance the car is driven
d)
the number of passengers in the car
28.
Which information is needed to determine how fast a truck is traveling?
a)
direction and mass
b)
distance and time
c)
size and speed
d)
time and weight
29.
Which information is needed to determine how fast a truck is traveling?
a)
direction and mass
b)
distance and time
c)
size and speed
d)
time and weight