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Speed

Total questions: 50

Worksheet time: 1hrs 8mins

Name
Class
Date
1.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
2.

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

3.
Dave runs a 400 m race with a speed of 4 m/s. What time will it take him to finish the race?
a)
400 minutes
b)
100 minutes
c)
100 seconds 
d)
.25 seconds 
4.
Which of the following is a unit of time?
a)
sec
b)
mi
c)
m/s
d)
km
5.
Which of the following is a unit of speed ?
a)
sec
b)
mi
c)
m/s
d)
min
6.
Which of the following is a unit of distance ?
a)
miles/hr
b)
mi
c)
s
d)
min
7.
Which of the following is a unit of distance ?
a)
miles/hr
b)
hr
c)
km
d)
min
8.
Which of the following is a unit of time?
a)
km/hr
b)
hr
c)
km
d)
mi
9.
Which of the following is a unit of speed?
a)
km/hr
b)
hr
c)
km
d)
s
10.

A train travels 25 km in 5 hrs. How fast is the train going?

a)

25 miles/hr

b)

5 miles/hr

c)

125 km/hr

d)

50 km/hr

11.
What is speed?
a)
The rate at which an object changes position
b)
The direction an object is moving
c)
moving fast
d)
change in speed or direction
12.

How do we calculate speed?

a)

s = d / t

b)

d = s - p

c)

t = d x t

13.
A person walked 10 miles.  It took them 2 hours.  How fast were they walking?
a)
8 mph
b)
5 mph
c)
2 mph
d)
10 mph
14.
When an object speeds up, slows down, stops, or starts is called?
a)
speed
b)
direction
c)
acceleration
d)
time
15.
What are the two things that must be measured in order to find an objects velocity?
a)
speed and direction
b)
acceleration and speed
c)
direction and time
d)
distance and rate
16.
Which of the following is an example of velocity?
a)
running 20 mph
b)
running 20 miles
c)
running 20 mph quickly
d)
running 20 mph south
17.

Speed formula

a)

S=S X T

b)

S=TX S

c)

S=D/T

d)

S=T/D

18.

Distance formula

a)

S X T

b)

T X S

c)

T/D

d)

D/T

19.

Time formula

a)

T= D/S

b)

T= S X T

c)

T = D/ T

d)

T= T/ T

20.

A force that changes an object’s motion, direction, or speed

a)

Balanced forces

b)

Force

c)

Unbalanced forces

d)

All of the above

21.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
22.
Which runner won the race?
a)
A
b)
B
c)
C
d)
It was a tie
23.
Which runner had a head start?
a)
A
b)
B
c)
C
d)
None of them
24.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
25.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking 
b)
Running
c)
Standing Still 
d)
Walking Fast
26.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
27.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
28.
Jacob ran a 5k in 24 minutes.
a)
Speed
b)
Velocity
c)
Acceleration
29.
A train travels 90 km in an hour
a)
Speed
b)
Velocity
c)
Acceleration
30.
A storm is traveling 25 km/hr eastward
a)
Speed
b)
Velocity
c)
Acceleration
31.
Macie walks in the door of the movie theater and then stops to look for an open seat.
a)
Speed
b)
Velocity
c)
Acceleration
32.
Spencer walked 420 m in 17.5 seconds
a)
Speed
b)
Velocity
c)
Acceleration
33.
Ethan moved the science table 34 cm to the right(and it annoyed the teacher!)
a)
Speed
b)
Velocity
c)
Acceleration
34.
Mariah rides the escalator three floors up and then turns right to get to her favorite store in the mall.
a)
Speed
b)
Velocity
c)
Acceleration
35.
An airplane travels 1260 km from San Francisco northeast to Chicago in 3.5 hours.
a)
Speed
b)
Velocity
c)
Acceleration
36.

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

a)

Speed

b)

Velocity

c)

Acceleration

37.

Another way to explain the speed and direction of a object would be to describe it’s ________

a)

Speed

b)

Velocity

c)

Acceleration

38.

Velocity = _______________

a)

Speed – direction

b)

Speed + direction

c)

Speed x direction

d)

Speed / direction

39.
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
40.
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
41.
If you slow down on your bicycle, you accelerate.
a)
TRUE
b)
FALSE
42.
Changing the speed and changing the direction of your bicycle are both examples of acceleration.
a)
TRUE
b)
FALSE
43.

What is this?

"This airplane is traveling at 500 mph, West"

a)

Speed

b)

Velocity

c)

Acceleration

44.
A ____________ is a push or a pull on an object.
a)
friction
b)
force
c)
magnet
d)
gravity
45.
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.
46.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
47.

If the sum of the forces equates to zero, they are considered as _____________.

a)

net force

b)

combined

c)

unbalanced

d)

balanced

48.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
49.
2H2 + O2 ----> 2H2O What is the product?
a)
------>
b)
2H2O
c)
2H2+ O2
50.
How many O's are in Al₂(SO₄)₃
a)
4
b)
12
c)
7
d)
24