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Acceleration,speed ,velocity

Total questions: 24

Worksheet time: 24mins

Name
Class
Date
1.
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
2.
if you ride your bicycle at a constant speed, you cannot accelerate.
a)
TRUE
b)
FALSE
3.

If you slow down on your bicycle, you accelerate.

( decelerate-also called as negative acceleration)

a)

TRUE

b)

FALSE

4.
Changing the speed and changing the direction of your bicycle are both examples of acceleration.
a)
TRUE
b)
FALSE
5.

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.

( decelerate-also called as negative acceleration)

c)

Acceleration occurred because you changed directions.

6.
Which of the following is NOT an example of acceleration?
a)
a person jogging at 3 m/s along a winding path
b)
a car stopping at a stop sign
c)
a cheetah running 27 m/s east
d)
a plane taking off
7.
What two thiings must you know to determine speed?
a)
distance and direction
b)
direction and time
c)
speed and direction
d)
time and distance
8.
What makes velocity and acceleration differ from speed?
a)
time
b)
distance
c)
direction
d)
time2
9.
If a student rides her skateboard on a straight road and does not speed up or slow down, she is traveling with a
a)
constant acceleration
b)
constant velocity
c)
positive acceleration
d)
negative acceleration
10.
Which of the following is a measurement of velocity?
a)
16 m east
b)
25 m/s2
c)
55 m/h south
d)
60 km/h
11.

Speed = _______________

a)

Distance + time

b)

Distance – time

c)

Distance x time

d)

Distance / time

12.

This occurs when an object speeds up, slows down, or changes direction.

a)

Speed

b)

Velocity

c)

Acceleration

13.

Velocity = _______________

a)

Speed – direction

b)

Speed + direction

c)

Speed x direction

d)

Speed / direction

14.
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
15.
Changes in our speed, direction or both are called _________.
a)
gravity
b)
changes
c)
acceleration
d)
displacement
16.
What is the definition of velocity?
a)
A force that opposes motion
b)
Uniform circular motion
c)
The speed of an object in a particular direction
17.

What is this?

"This airplane is traveling at 500 mph, West"

a)

Speed

b)

Velocity

c)

Acceleration

18.
A ____________ is a push or a pull on an object.
a)
friction
b)
force
c)
magnet
d)
gravity
19.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
20.
What is your average speed if you take 0.5 h to jog 4,000 m?
a)
8000 m/h
b)
2000 m/h
c)
0.000125 m/h
d)
800 m/h
21.

In each of the following cases, determine where the car has no acceleration?

a)

A car speeds up after a stoplight turns green.

b)

A car slows down as it approaches a red light

c)

A car with the cruise control set at 80 km/h going down a straight highway

d)

A car turning a curve at a constant speed

22.

The SI unit for acceleration is

a)

mph

b)

ft/sec

c)

m/s2

d)

m/s

23.

When are you undergoing an acceleration in a car? (Choose all that are correct)

a)

speed up

b)

slow down

c)

make turns

d)

constant speed

24.

The equation for acceleration is...

a)
b)
c)
d)