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1D Kinematics Review with Freefall

Total questions: 52

Worksheet time: 1hrs 13mins

Name
Class
Date
1.
The graph respresents
a)
no motion
b)
constant velocity
c)
increasing velocity
d)
decreasing velocity
2.
At what time did runner A pass runner B?
a)
0 seconds
b)
1 second
c)
2 seconds
d)
3 seconds
3.
Calculate the acceleration for segment A.
a)
2 m/s2
b)
2 m/s
c)
-2 m/s2
d)
0 m/s2
4.
At 60 seconds, how far had this object traveled? 
a)
0 m
b)
10 m
c)
20 m
d)
40 m
5.
Which runner got a head start?
a)
red line runner
b)
blue line runner
6.
Which runner is faster?
a)
red line runner
b)
blue line runner
7.
What is happening between 2 and 3 seconds?
a)
The object is not moving.
b)
The object is not accelerating.
c)
The object is slowing down.
d)
The object is speeding up.
8.
What happens at 4 seconds?
a)
The object changes direction.
b)
The object is at the starting point.
9.

Find the total displacement in the 7 seconds of motion.

a)

1 centimeter

b)

0 centimeters

c)

9 centimeters

d)

12 centimeters

10.
Who had the greatest average speed after 100 seconds?
a)
Mike
b)
Katelyn
c)
Alex
d)
They had the same average speed
11.
A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?
a)
24 m/s2
b)
18 m/s2
c)
16 m/s2
d)
16 m/s
12.

What is the displacement of a ball that is thrown straight up to a height of 20 m, and then falls back to its initial height?

a)

0 m

b)

20 m

c)

40 m

d)

-20 m

13.

The unit for speed is:

a)

m

b)

m/s

c)

m/s2

d)

s

14.
A golf ball starts with a speed of 2 m/s and slows at a constant rate of 0.5 m/s2, what is its velocity after 2 s?
a)
0 m/s
b)
0.5 m/s
c)
1 m/s
d)
1.5 m/s
15.

Kinematic equation can only be used when you have a constant ....

a)

Position

b)

Velocity

c)

Acceleration

d)

Time

16.

An engineer is designing the runway for an airport. Of the planes that will use the airport, the lowest acceleration rate is likely to be 3 m/s2. The takeoff speed for this plane will be 65 m/s. All airplanes will start from rest. Assuming this minimum acceleration, what is the minimum allowed length for the runway?

a)

v=vo+at

b)

d=vot+1/2at2

c)

v2=vo2+2ad

d)

d=1/2(v+vo)t

17.
Acceleration only takes place when things speed up. 
a)
True
b)
False
18.
Objects that are only under the influence of gravity are considered to be  ____
a)
in freefall
b)
flying
c)
in freefall only if they are moving downwards
19.

A problem that asks "how long did it take" is prompting you for an answer measured in

a)

distance in meters.

b)

velocity in meters / second.

c)

acceleration in meters / second^2.

d)

time in seconds.

20.

A problem that asks "how far did the object move?" is prompting you for an answer measured in

a)

distance in meters.

b)

velocity in meters / second.

c)

acceleration in meters / second^2.

d)

time in seconds.

21.
Which of the following is a unit for acceleration?
a)
km/s
b)
m/s2
c)
mi/hr
d)
ft
22.

Which would fall with greater acceleration in a vacuum-a feather or a hammer?

a)

feather

b)

hammer

c)

they accelerate at the same rate

d)

is the vacuum turned on?

23.

Which of the following is a scalar quantity?

a)

displacement

b)

velocity

c)

force

d)

speed

24.

What is a quantity that has only magnitude associated with it?

a)

vector

b)

dynamics

c)

scalar

d)

simple

25.

A ball is dropped from a building. How fast is it traveling after falling for 1.77 s? (Hint: It's a free falling object)

a)

14.76 m/s

b)

17.35 m/s

c)

18.91 m/s

d)

20.03 m/s

26.

The unit we use to measure time is ___.

a)

m/s

b)

m

c)

s

d)

m/s2

27.

vi

a)

velocity

b)

initial velocity

c)

final velocity

d)

acceleration

28.

d

a)

distance / displacement

b)

direction

c)

velocity

d)

acceleration

29.

vf

a)

velocity

b)

initial velocity

c)

final velocity

d)

acceleration

30.

a

a)

velocity

b)

distance

c)

acceleration

d)

accuracy

31.

acceleration units

a)

m/s

b)

m/s2

c)

m2/s2

d)

m

32.

Which of the following equations would you choose to calculate final velocity of an object traveling at a constant acceleration AND the known variables for time and initial velocity?

a)

V= x/t

b)

Dtotal = D1 + D2

c)

Vf = Vi + at

d)

S = D/t

33.

The standard acceleration due to gravity (or standard acceleration of free fall),is the nominal gravitational acceleration of an object in a vacuum near the surface of the Earth. It is defined by standard as:

a)

9.8 m/s.

b)

9.8 m.

c)

9.8 m/s2.

d)

9.8 s.

34.

A man drops his camera off of the top of the oil derrick tower at Six Flags. Which of the following kinematic equations would he use in order to calculate the speed the camera was travelling when it hit the ground?

a)
b)
c)
d)
35.

Juan is standing on the top observation deck of the Eiffel Tower in Paris at a height of 300 meters. He drops his cell phone. How fast will the phone be traveling when it hits the ground? Ignore the effect of air resistance.

a)

9.8 m/s

b)

76.68 m/s

c)

149.76 m/s

d)

46.99 m/s

36.

If an object is in free fall for three seconds, how fast will it be falling?

a)

9.8 m/s

b)

19.6 m/s

c)

29.4 m/s

d)

39.2 m/s

37.

Heavier objects free fall faster than lighter objects.

a)

True

b)

False

38.
A pumpkin is dropped from a 35 m building. What is its initial velocity (vi)?
a)
9.8 m/s2
b)
35 m
c)
0 m/s
d)
9.8 m/s
39.
What values are always known for a free falling object?
a)
vi = 0 m/s
 a = -9.8 m/s2
b)
vi = -9.8 m/s
 a = -9.8 m/s2
c)
vi = -9.8 m/s
 a = 0 m/s2
d)
d = -9.8 m
vi = 0 m/s
40.
Polar bears are extremely good swimmers.  If a polar bear is swimming with an average of 2.6 m/s, how far will it have traveled after 120 seconds?
a)
46.2 m
b)
120 m
c)
312 m
d)
456.3 m
41.
What is the speed of a car that traveled 32 m in 2 seconds?
a)
64 m/s
b)
34 m/s
c)
16 m/s
d)
0.0625 m/s
42.

What is the speed of a car that traveled 0.2 km in 12 seconds?

a)

64 m/s

b)

166.6 m/s

c)

16.66 m/s

d)

0.16 m/s

43.
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
44.
The unit we use to measure acceleration is ___. 
a)
meters / second 
b)
meters 
c)
seconds 
d)
meters / second / second 
45.

A car is traveling to the right with a speed of 29​​m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34m/s. We want to find the acceleration of the car as it sped up. What equation should you choose?

a)

v=vo+at

b)

d=vot+1/2at2

c)

v2=vo2+2ad

d)

d=1/2(v+vo)t

46.

A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car. Choose the appropriate equation.

a)

v=vo+at

b)

d=vot+1/2at2

c)

v2=vo2+2ad

d)

d=1/2(v+vo)t

47.

Rocket-powered sleds are used to test the human response to acceleration. If a rocket-powered sled is accelerated to a speed of 444 m/s in 1.83 seconds, then what is the distance that the sled travels?

Choose the appropriate equation.

a)

v=vo+at

b)

d=vot+1/2at2

c)

v2=vo2+2ad

d)

d=1/2(v+vo)t

48.

A car starts from rest and travels for 5 seconds with a uniform acceleration of -1.5 m/s2. According to information in the problem, what is the initial velocity of the car?

a)

1.5

b)

-1.5

c)

0

d)

5

49.

A mom pushing a stroller starts from rest and accelerates at a rate of 0.5m/s2. The stroller travels 4.75m. Which equation would you choose to find the final velocity of the stroller?

a)

Vf 2 = Vi2 + 2a x

b)

V = distance/time

c)

Vf = Vi + a t

d)

a = Vf - Vi / t

50.
Can be measured in meters per second (m/s)
a)
Distance
b)
Time
c)
Speed
d)
Acceleration
51.
In each of the following cases, determine where the car has no 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
52.
Acceleration can be classified as _______________
a)
Speeding up
b)
Slowing Down
c)
Changing directions
d)
All of the above

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