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Linear Motion Concepts

Total questions: 50

Worksheet time: 59mins

Name
Class
Date
1.
What is the length of the curved path traveled by an object?
a)
Displacement
b)

Distance

c)
Frame of Reference
d)
Vector
2.
What is the most common frame of reference?
a)
Earth
b)
Mars
c)
Moon
d)
Sun
3.
What is the straight line length from the starting point to the ending point and the direction traveled?
a)
Displacement
b)
Distance
c)
Frame of Reference
d)
Vector
4.
What is the unit of displacement?
a)
Ampere
b)
Gram
c)
Liter
d)
Meter
5.
John walks 5 km east, and then turns around and walks 8 km west. What is John's displacement?
a)
3 km; East
b)
3 km; West
c)
13 km; East
d)
13 km; West
6.
What is the equation for speed?
a)
s = d + t
b)
s = d x t
c)
s = d/t
d)
s = t/d
7.
What does the slope of a distance-time graph represent?
a)
Displacement
b)
Distance
c)
Velocity
d)
Time
8.
What do you need to know to determine an object's VELOCITY?
a)
Only the distance
b)
Only the time
c)
The distance and time
d)
The distance, time, AND direction
9.
What is a runner's speed if he travels 12 meters in 4 seconds?
a)
0.33 m/s
b)
3 m/s
c)
16 m/s
d)
48 m/s
10.
Which of the following is a unit of acceleration?
a)
km/s
b)
meters
c)
m/s2
d)
seconds
11.
When will something accelerate?
a)
Only when its speed changes
b)
Only when its direction changes
c)
When both its speed and/or direction changes
d)
When it moves at a steady speed
12.
What is the equation for acceleration?
a)
a = d/t
b)
a = t/d
c)
a = (vf - vi)/t
d)
a = t/(vf - vi)
13.
Suppose you INCREASE your walking speed from 1 m/s to 7 m/s in a time of 2 seconds. What is your acceleration?
a)
-3 m/s2
b)
3 m/s2
c)
-4 m/s2
d)
4 m/s2
14.

Which one of the following quantities is NOT a speed?

a)

10 mi/hr

b)

10 mi/hr/sec

c)

35 m/s

d)

20 m/s

15.

If a person runs 100 meters in 10 seconds, what is their average speed?

a)

1 m/s

b)

2 m/s

c)

5 m/s

d)

10 m/s

16.

What is the unit of measurement used in physics for speed?

a)

seconds

b)

seconds per meter

c)

meters

d)

meters per second

17.

A boat can move at a constant velocity of 8 km/h in still water. How long will it take for the boat to move 24 km?

a)

2 h

b)

3 h

c)

4 h

d)

6 h

18.

A toy car moves 8 m in 4 s at the constant velocity. What is the car’s velocity?

a)

1 m/s

b)

2 m/s

c)

3 m/s

d)

4 m/s

19.

Velocity is to speed as displacement is to

a)

acceleration

b)

mass

c)

time

d)

distance

20.

The speedometer in a car does not measure the car’s velocity because velocity is a

a)

vector quantity and has a direction associated with it

b)

vector quantity and does not have a direction associated with it

c)

scalar quantity and has a direction associated with it

d)

scalar quantity and does not have a direction associated with it

21.

What is the average speed of an object that travels 6.00 meters north in 2.00 seconds and then travels 3.00 meters east in 1.00 second?

a)

9.00 m/s

b)

4.24 m/s

c)

3.00 m/s

d)

0.333 m/s

22.

A student walks 3 blocks south, 4 blocks west, and 3 blocks north. What is the displacement of the

student?

a)

4 blocks east

b)

4 blocks west

c)

10 blocks west

d)

10 blocks east

23.

Look at the distance - time graph. What is the correct description of this object?

a)

object at rest

b)

object move with constant speed

c)

object move with constant acceleration

d)

object move with non-uniform acceleration

24.

Look at the speed - time graph! The graph represent that object move with . . .

a)

constant speed

b)

constant acceleration

c)

constant deceleration

d)

non-uniform acceleration

25.

Look at the distance - time graph! The graph shows that object move with . . .

a)

constant speed

b)

constant acceleration

c)

constant deceleration

d)

non-uniform acceleration

26.

The movement of object is represented at the speed - time graph above! What is the correct description of the object . . .

a)

object at rest

b)

object move with constant speed

c)

object move with constant acceleration

d)

object move with constant deceleration

27.

The length of a path between two points

a)

displacement

b)

distance

c)

inertia

d)

slope

28.
How do you calculate average speed?
a)
divide total time by total distance
b)
multiply total time by total distance
c)
divide total distance by total time
d)
subtract total time from total distance
29.

What is measured in ms-2?

a)

Time

b)

Acceleration

c)

Speed/velocity

d)

Distance

30.

The distance traveled by an object per unit time is called

a)

acceleration

b)

gravity

c)

force

d)

speed

31.

Velocity is ...

a)

Same as force

b)

Same acceleration

c)

speed with a direction

d)

same as force

32.

An object is _____ if its position changes relative to another object.

a)

in motion

b)

at dynamic interference

c)

frame of reference

d)

dependent

33.

Which of the following is a measurement of velocity?

a)

20 m east

b)

12.5 m/s south

c)

60 mph

d)

25 m/s2

34.

What are examples of acceleration? Choose all that are correct.

a)

a car slowing down to a stop

b)

a car going around a curve in the road at constant speed

c)

a car going over a speed bump

d)

a car moving at a constant 80 mph down a straight road

e)

gunning the gas from rest when the light turns green

35.
Which statement describes a vector?
a)
It has magnitude but no direction
b)
It has direction but no magnitude
c)
It has both direction and magnitude
d)
It has constant magnitude but no
 direction
36.
Which of the following quantities are vectors?
a)
speed, velocity, acceleration
b)
velocity, acceleration, force
c)
force, acceleration, mass
d)
length, mass, time
37.
Which of these is not a vector quantity? 
a)
displacement 
b)
time
c)
velocity 
d)
acceleration
38.

The standard unit for length or distance is

a)
foot (ft)
b)
inch (in)
c)
mile (mi)
d)
meter (m)
39.

Describe the object's motion from A to B (TWO Answers):

a)

Speeding Up

b)

Slowing Down

c)

Constant Speed

d)

Not Moving

40.

Describe the object's motion from B to C:

a)

Speeding Up

b)

Slowing Down

c)

Constant Speed

d)

Not Moving

41.

Describe the object's motion from D to E:

a)

Speeding Up

b)

Slowing Down

c)

Constant Speed

d)

Not Moving

42.

Describe the object's motion from E to F (TWO Answers):

a)

Speeding Up

b)

Slowing Down

c)

Constant Speed

d)

Not Moving

43.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

44.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

45.

A negative acceleration means that your object is _____.

a)

doing nothing

b)

moving in circles

c)

speeding up

d)

slowing down

46.

At what point is the speed the greatest?

a)

C-D

b)

B-C

c)

A-B

d)

D-E

47.

What is happening during point A to B?

a)

not moving

b)

increasing speed at a constant rate

c)

moving at a constant speed

d)

moving at 10 m/s2 acceleration

48.

What is happening during point C to D?

a)

not moving

b)

increasing speed at a constant rate

c)

moving at a constant speed

d)

moving at 0 m/s2 acceleration

49.
Which line(s) show a negative acceleration ?
a)
A
b)
B and C
c)
D
d)
A, B, and 
A, B, and D
50.

Match the graph to the description:

"The car is slowing down."

a)
b)
c)
d)