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WorksheetsCHS PreIB Physics Final Exa
Total questions: 90
Worksheet time: 2hrs 44mins
Name
Class
Date
1.
A
a)
Inside a car
b)
Under a tree
c)
Under a car
d)
Body shielding Mr. Set
2.
A car starts from rest and after 7 seconds it is moving at 42 m/s. What is the car’s acceleration?
a)
0.17
b)
1.67
c)
6
d)
7
3.
What is the average speed of a car that travels 35 meters in 12 seconds?
a)
None
b)
3.1 m/s
c)
35 m/s
d)
2.9m/s
4.
The SI unit for length or distance is
a)
foot (ft)
b)
inch (in)
c)
mile (mi)
d)
meter (m)
5.
The SI unit for time is
a)
second (s)
b)
minute (min)
c)
hour (hr)
d)
year (yr)
6.
What is the SI unit for acceleration?
a)
m/s
b)
m
c)
m/s2
d)
s
7.
What is the SI unit for speed and velocity?
a)
Km
b)
s
c)
m/s
d)
m/s2
8.
In each of the following cases, determine which car has the greatest acceleration.
a)
starts from 0 m/s to 20 m/s in 4 seconds.
b)
speed up from 20m/s to 40m/s in 3 seconds
c)
slow down from 50m/s to stop in 2 seconds
d)
starts from 0 m/s to 20m/s in 5 seconds
9.
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
10.
A roller coasters accelerates from an initial velocity 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
11.
A heavy object and a light object are dropped from the same height. Which will hit the ground first?
a)
Heavier object
b)
Lighter object
c)
Both
12.
An object falls for 3.5 seconds. What distance does it travel as it falls?
a)
120.05 m
b)
17.15 m
c)
60.03 m
d)
34.3 m
13.
A freely falling object starts from rest. After falling for 6 seconds, it will have a speed of about:
a)
6m/s
b)
30m/s
c)
60m/s
d)
300m/s
14.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
15.
Find the net force: 15 N pushing on an object to the right, and another 15 newtons pulling to the right.
a)
0 N Right
b)
0 N Left
c)
30 N Left
d)
30 N Right
16.
When the forces on an object have a net force of zero ( the object is still or going constant speed).
a)
Balanced force
b)
Unbalanced force
17.
What is the unit of measurement for force?
a)
AMP
b)
Seconds
c)
Newtons
d)
Miles
18.
You and your friend, are playing tug of war. Your friend pulls with a force of 55 N, to the rights. You pull with a force of 65 N, to the left. What is the net force on the rope?
a)
10 n, to the left
b)
20 N
c)
10 N, to the left
d)
10 N, to the right
19.
How do you calculate Net Force if the forces are going different directions?
a)
add them together
b)
you don't
c)
using pi
d)
subtract them
20.
How do you know if and object has balanced force?
a)
It only has one force
b)
its moving
c)
It has equal forces on all sides
d)
its staying still
21.
The force that opposes the motion of two surfaces sliding past each other is called ___________.
a)
acceleration
b)
inertia
c)
friction
d)
unbalanced
22.
The force resulting from the pull of the earth on an object.
a)
mass
b)
gravity
c)
acceleration
d)
unbalance
23.
Which of the following is a force?
a)
Inertia
b)
Friction
c)
Velocity
d)
Acceleration
24.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
25.
Name the missing force....
a)
weight force
b)
normal force
c)
frictional force
d)
tension force
26.
Name the missing force...
a)
applied force
b)
weight force
c)
lift
d)
normal force
27.
Name the missing force...
a)
tension force
b)
frictional force
c)
normal force
d)
spring force
28.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
29.
Name the missing force...
a)
applied force
b)
weight force
c)
tension force
d)
drag
30.
The diagram above shows a box being pulled up the ramp. Which letter represents normal force?
a)
A
b)
B
c)
C
d)
D
31.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
32.
What kind(s) of objects have inertia?
a)
all objects with mass
b)
only objects at rest
c)
only objects in motion
d)
only objects whose motion is being changed
33.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
34.
After a cannonball is fired into frictionless space, the amount of force needed to keep it going equals
a)
twice the force with which it was fired
b)
the same amount of force with which it was fired
c)
1/2 the force with which it was fired
d)
zero, since no force is requires to keep it moving.
35.
Which has more Inertia? (so needs more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
36.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron?
a)
the feathers
b)
the iron
c)
niether, they are the same
d)
depends on their friction
37.
Which arrangement of two forces acting on an object will create the greatest net force?
a)
1
b)
2
c)
3
d)
4
38.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
39.
Stored energy that an object has due to its position or shape is...
a)
Potential
b)
Kinetic
c)
Mechanical
40.
What type of energy is in this picture?
a)
Kinetic
b)
Elastic Potential
c)
Gravitational Potential
41.
When plants convert the sun's energy into food, which type of energy does the sun energy become?
a)
kinetic
b)
chemical
c)
thermal
42.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
43.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
44.
What kind of energy is in gasoline in a car tank (car is not on)?
a)
Potential
b)
Kinetic
45.
What kind of energy is in a person climbing a ladder?
a)
Potential
b)
Kinetic
c)
Both
46.
Look at the diagram. Which point does the ball have the maximum potential energy?
a)
A
b)
B
c)
C
d)
D
47.
Look at the diagram. At which point does the ball have the maximum kinetic energy?
a)
A
b)
C
c)
F
d)
G
48.
Tarzan is swinging through the jungle looking for Jane. He is constantly moving back and forth..his kinetic energy is being changed to
a)
electrical
b)
chemical
c)
potenital
d)
nuclear
49.
Kinetic energy depends on which two things?
a)
velocity and acceleration
b)
mass
c)
mass and momentum
d)
velocity and mass
50.
What do we call a change from one form of energy to another?
a)
Energy form
b)
Energy transformation
c)
Kinetic energy
d)
Potential energy
51.
What is the law that states that energy cannot be created or destroyed only transform form one energy to another?
a)
Law of Conservation of Energy
b)
Law of Gravity
c)
Law of Inertia
d)
None of these
52.
What is Mechanical Energy?
a)
Kinetic
b)
Potential
c)
Thermal Energy
d)
The sum of kinetic and potential energy that causes force to move an object any distance.
53.
1/2 mv2
a)
KE
b)
PE
c)
Work
d)
Power
54.
At which point is potential energy greatest
a)
W
b)
X
c)
Y
d)
Z
55.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases
c)
The kinetic energy decreases while the potential energy increases
d)
Bothe the potential energy and kinetic energy increase
56.
When a pendulum swings, at which point is potential energy at its greatest
a)
1
b)
2
c)
3
d)
4
57.
When a pendulum swings, at which point is kinetic energy highest:
a)
1
b)
2
c)
3
d)
4
58.
What is the unit used to measure work?
a)
Joule
b)
Watt
c)
Newton
d)
Pascal
59.
What is the unit used to measure Power?
a)
Joule
b)
Watt
c)
Newton
d)
Pascal
60.
A job is done slowly, and an identical job is done quickly. Both jobs require the same amount of ___, but different amounts of _____
a)
work, energy
b)
power, work
c)
work, power
d)
force, work
61.
Friction causes energy to be transformed from KE to what?
a)
PGE
b)
chemical
c)
thermal
d)
elastic
62.
Work is done when a weightlifter holds a barbell still above his head.
a)
True
b)
False
63.
You push against the back of your friends car that is stuck. You push and be become very tired. Did you do work?
a)
Yes, work was done
b)
No, work wasn't done
64.
The amount of work done divided by the time interval during which the work is done is called...
a)
Work
b)
Power
c)
Energy
d)
Force
65.
Bro A bench presses 145-lbs five times in 20 seconds.
Bro B bench presses 145-lbs five times in 10 seconds.
Bro B bench presses 145-lbs five times in 10 seconds.
a)
Bro A did more work.
b)
Bro B did more work.
c)
Both Bros did the same amount of work.
d)
Bro
66.
Bro A bench presses 145-lbs five times in 20 seconds.
Bro B bench presses 145-lbs five times in 10 seconds.
Bro B bench presses 145-lbs five times in 10 seconds.
a)
Bro A has more power
b)
Bro B has more power
c)
Both Bros have the same power
d)
Bro
67.
If a new fork lift can do the four times the amount of work in the same amount of time of an old forklift, then the new forklift is...
a)
Twice as powerful
b)
Four time as powerful
c)
Sixteen times the power
d)
of equal power of the old forklift
68.
When a wave bends as it passes through at an angle from one medium to another.(example: pencil in a glass of water-)
a)
medium
b)
refraction
c)
reflection
d)
interference
69.
When a wave strikes and object and bounces off. (example echo)
a)
medium
b)
refraction
c)
reflection
d)
interference
70.
crest to crest or trough to trough
a)
crest
b)
trough
c)
amplitude
d)
wavelength
71.
Which letter(s) represent the trough of the wave?
a)
A
b)
B & D
c)
D
d)
C & G
72.
Which letter(s) represent the crest of the wave?
a)
A
b)
B & D
c)
B & F
d)
F
73.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
74.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
75.
The number of wavelengths that pass a point each per second is:
a)
frequency
b)
period
c)
longitudinal
d)
transverse wave
76.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
77.
What do waves need in order to travel?
a)
mass
b)
energy
c)
amplitude
d)
matter
78.
What kind of waves are compared to a slinky or coiled spring?
a)
water
b)
seismic
c)
transverse
d)
compressional
79.
Frequency is measured in ________.
a)
m/s
b)
hertz
c)
newtons
d)
meters
80.
If the number of waves going by a certain point increases, the __________ decreases.
a)
frequency
b)
amplitude
c)
wavelength
d)
crests
81.
When the crest of one wave passes through the trough of another wave what occurs?
a)
the wave disappears
b)
gets faster
c)
constructive interference
d)
destructive interference
82.
Which color has the highest frequency?
a)
blue
b)
yellow
c)
orange
d)
violet
83.
Which term best represents what happens when two wave pulses meet as they approach each other on a string?
a)
constructive interference
b)
destructive interference
c)
absorbed interference
d)
static interference
84.
What is the wavelength of the sound wave that has a frequency of 340 hertz as it travels through the air at 680 m/s?
a)
0.01 m
b)
0.5 m
c)
2.0 m
d)
200 m
85.
Wave that moves perpendicular to the motion of the wave
a)
transverse
b)
compressional
c)
physical
d)
chemical
86.
This behavior occurs when waves bend from changing speed.
a)
refraction
b)
reflection
c)
transmission
d)
absorption
87.
When graphing a wave, what does the vertical axis usually represent?
a)
Amplitude
b)
Trough
c)
Time or distance
d)
Rest position
88.
When graphing a wave, what does the horizontal axis usually represent?
a)
Amplitude
b)
Trough
c)
Time or distance
d)
Crest
89.
A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?
a)
25 m
b)
125 m
c)
5 m
d)
25 m/s
90.
The Law of Reflection:
The angle of incidence is _________ the angle of reflection
The angle of incidence is _________ the angle of reflection
a)
bigger than
b)
the same as
c)
smaller than
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