Free Printable Motion in 1 Dimension

1.

If two speedboats pass each other going opposite directions and each are moving 10Km/hour, they have the same-

a)

distance

b)

velocity

c)

length

d)

speed

2.

Which would hit the ground first if dropped from the same height in a vacuum—a feather or a metal bolt?

a)

the feather

b)

the metal bolt

c)

They would hit the ground at the same time.

d)

They would be suspended in a vacuum.

3.

Slope of displacement -time graph gives

a)

velocity

b)

speed

c)

acceleration

d)

displacement

4.

The unit of linear acceleration is

a)

kg-m

b)

$\frac{m}{s}$

c)

$\frac{m}{s^{2\ }}$

d)

$\frac{rad}{s^{2\ }}$

5.

Displacement must always be measured from

a)

the y-axis.

b)

a reference point.

c)

infinity

d)

the current position of an object.

6.

Which one of the choices gives you displacement?

a)

area under a velocity-time graph

b)

slope of a velocity-time graph

c)

slope of a position-time graph

d)

area under a position-time graph

7.

Slope of velocity -time graph gives

a)

velocity

b)

speed

c)

acceleration

d)

displacement

8.

An increase or decrease in speed or change in direction is known as-

a)

acceleration

b)

time

c)

speed

d)

velocity

9.

If two lines are on a motion graph, the line with the steeper_______________ indicates a greater speed.

a)

run

b)

slope

c)

rise

d)

distance

10.

A horizontal line on a position versus time graph represents an object that is-

a)

gaining speed

b)

slowing down

c)

not moving at all

d)

maintaining a constant speed

11.

Velocity is determined by

a)

distance the object has traveled

b)

average speed of the object

c)

knowing the speed and direction of the object's motion

d)

instantaneous speed of the object

12.

A horizontal line on a velocity versus time graph represents an object that is-

a)

gaining speed

b)

slowing down

c)

not moving at all

d)

maintaining a constant speed

13.

$a=\frac{\left(v_f-v_i\right)}{\Delta t}$

A dog runs with an initial speed of 7.5 m/s on a waxed floor. It slides to a stop in 15 seconds. What is the acceleration?

a)

-7.5 m/s

b)

-7.5 m/s²

c)

-0.5 m/s²

d)

7.5 mi//hr

14.

Acceleration is defined as the change in

a)

time it takes for one place to move to another place.

b)

velocity of an object.

c)

distance divided by the change in time

d)

velocity divided by the change in time

15.

In which of the following cases does the car have zero acceleration?

a)

A car shortly after a stoplight turns green.

b)

A car approaching a red light

c)

A car with the cruise control set at 80 km/h

d)

A car turning a curve at a constant speed

16.

Which graph shows the object at rest?

a)

A

b)

B

c)

C

d)

D

17.

Which graph demonstrates the greatest positive velocity?

a)

A

b)

B

c)

C

d)

D

18.

$a=\frac{\left(v_f-v_i\right)}{\Delta t}$

A car accelerates from a standstill to 70 m/s in 10 seconds. What is the acceleration?

a)

0.7m/s²

b)

7m/s²

c)

14m/s²

d)

none of the above

19.

The picture of the position vs. time graph shows an object that is...

a)

accelerating/speeding up

b)

moving at a constant speed

c)

not moving

d)

accelerating/slowing down.

20.

$a=\frac{\left(v_f-v_i\right)}{\Delta t}$

Mark slams on the brakes after traveling 25 m/s. It takes him 3.0 seconds to come to a complete stop. What is his acceleration?

a)

8.3 m/s/s

b)

-8.3 m/s/s

c)

75 m/s/s

d)

-75 m/s/s

21.

$t=\frac{\left(v_f-v_i\right)}{a}$

How much time did it take Matthew to slow down to a complete stop, after traveling at 30 m/s. His acceleration is -12 m/s/s

a)

2.5 s

b)

360 s

c)

0.4 s

d)

-2.5 s

22.

$t=\frac{\left(v_f-v_1\right)}{g}$

Falling objects drop with an average acceleration of 9.8 m/s/s. If an object falls from a tall building, how long will it take before it reaches a speed of 49 m/s?

a)

5.0 s

b)

480 s

c)

0.2 s

d)

58 s

23.

a=\frac{\left(v_f-v_i\right)}{\Delta t}

While traveling along a highway a driver slows from 24 m/s to 15 m/s in 12 seconds. What is the car's acceleration? (a) m/s/s

24.

$a=\frac{\left(v_f-v_i\right)}{\Delta t}$

A parachute on a racing dragster opens and changes the velocity of the car from 85 m/s to 45 m/s in a period of 4.5 s. What is the acceleration of the dragster?
(a) m/s/s

25.

$a=\frac{\left(v_f-v_i\right)}{\Delta t}$
A ball starting from rest rolls down a hill. After 10.0 seconds its velocity is 15 m/s. What is the acceleration of the ball?
(a) m/s/s

26.

$t=\frac{\left(v_f-v_i\right)}{a}$
A car traveling at a velocity of 30.0 m/s encounters an emergency and comes to a complete stop. How much time will it take for the car to stop if it decelerates at -4.0 m/s/s?
(a) seconds

27.

$v_f=v_i+at$
A cart rolling down an incline for 5.0 s has an acceleration of 4.0 m/s/s. If the cart has a beginning speed of 2.0 m/s, what is the final velocity? (a) m/s

28.

$v_f=v_i+at$

A motorcycle traveling at 25 m/s accelerates at a rate of 7.0 m/s/s for 6.0 seconds. What is the final velocity of the motorcycle? (a) m/s

29.

$t=\frac{\left(v_f-v_i\right)}{a}$

A cyclist accelerates from rest to a rate of 7.0 m/s/s. How long will it take the cyclist to reach a speed of 18 m/s? (a) seconds

30.

Displacement is

a)

position of object

b)

final position minus initial position

c)

distance divided by time

d)

initial position plus final position

31.

What is the speed of a car that traveled 32 m in 2.0 s?

a)

64 m/s

b)

34 m/s

c)

16 m/s

d)

0.0625 m/s

32.

$t=\frac{d}{v}$
Andres traveled at a speed of 4.00 m/s. How long did it take him to travel 724 m?

a)

0.006 s

b)

181 s

c)

2896 s

33.

$t=\frac{d}{v}$

Sarah backstrokes at an average speed of 8.0 m/s. How long will it take her to complete a 200.-meter race?

a)

0.04 s

b)

1600 s

c)

50 s

d)

25 s

34.

This is a velocity-time graph. What is the object doing in segment A?

a)

Speeding up

b)

Slowing down

c)

Constant Velocity

d)

Not moving

35.

This is a velocity-time graph. What is the object doing in segment B?

a)

Speeding up

b)

Slowing down

c)

Constant Velocity

d)

Not moving

36.

This is a velocity-time graph. What is the object doing in segment C?

a)

Speeding up

b)

Slowing down

c)

Constant Velocity

d)

Not moving

37.

The graph shows the relationship between speed and time for two objects, A and B. Compared with the acceleration of object B, the acceleration of object A is

a)

one-third as great

b)

the same

c)

three times as great

d)

twice as great

38.

This is a position-time graph. What is the object doing in segment B?

a)

Moving towards the starting point

b)

Moving towards the starting point

c)

Constant Velocity

d)

at rest

39.

This is a position-time graph. What is the object doing in segment C?

a)

Moving away from the starting point

b)

Moving towards the starting point

c)

Constant Velocity

d)

at rest

40.

This is a position-time graph. What is the object doing in segment A?

a)

Moving away from the starting point

b)

Moving towards the starting point

c)

Constant Velocity

d)

at rest

Motion in 1 Dimension

Total questions: 40

Worksheet time: 37mins

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