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WorksheetsPhysics Honors Ch. 1-9
Total questions: 135
Worksheet time: 2hrs 53mins
Name
Class
Date
1.
What is the first step in a commonly used scientific method?
a)
digging for artifacts
b)
drawing conclusions
c)
controlling variables
d)
recognizing a problem
2.
A hypothesis is
a)
an educated guess that has yet to be proven by experiment.
b)
close agreement by competent observers of observations of the same phenomena.
c)
a guess that has been tested over and over again and always found to be true.
d)
a synthesis of a large collection of information that includes guesses.
3.
The difference between a hypothesis and a theory is that a hypothesis is
a)
never true whereas a theory is always true.
b)
true whereas a theory is not true.
c)
never true whereas a theory is sometimes true.
d)
an educated guess whereas a theory has been tested successfully many times in many ways.
4.
Which of the following is a reason to express scientific findings mathematically?
a)
The findings become more difficult to prove by experiment.
b)
The findings become easier to verify by experiment.
c)
The findings become more confusing.
d)
The findings become less appealing to the public.
5.
A man pushes a crate across the floor at a constant velocity. The magnitude of the friction acting on the crate is
a)
less than the applied force
b)
equal to the applied force
c)
greater than the applied force
d)
none of these
6.
A 600 N man stands with each foot on a scale. Each scale would read
a)
0 N
b)
200 N
c)
300 N
d)
600 N
7.
A 600 N Acrobat that hangs motionless from 3 ropes has a Net Force of
a)
0 N
b)
200 N
c)
400 N
d)
600 N
8.
If a 600 N Acrobat hangs motionless from 3 ropes, the tension in each rope is
a)
0 N
b)
200 N
c)
400 N
d)
600 N
9.
This is the upward force that balances the weight of an object on a surface
a)
Tension
b)
Normal
c)
Friction
d)
Weight
10.
This is a quantity that has a magnitude but no direction
a)
Weight
b)
Vector
c)
Scalar
d)
Force
11.
Nellie weighs 300 N, what does the scale read?
a)
0 N
b)
100 N
c)
200 N
d)
300 N
12.
What is the Net Force?
a)
5 N to the right
b)
10 N to the right
c)
15 N to the right
d)
0 N
13.
Which swing is more likely to break?
a)
left one
b)
right one
c)
They both have an equal chance of breaking
d)
none of the above
14.
If a 500 N acrobat is motionless hanging from 2 vertical rings, what is the tension in each rope?
a)
0 N
b)
250 N
c)
500 N
d)
1000 N
15.
Using the parallelogram rule, which rope has the greater tension?
a)
A
b)
B
c)
Both are the same
16.
If the acrobat weighs 500 N and is suspended motionless, what do the spring scales read?
a)
0 N
b)
250 N
c)
500 N
d)
1000 N
17.
A vector has both ____ and _____
a)
speed and length
b)
magnitude and direction
c)
degrees and radians
d)
style and grace
18.
Mass is a _____
a)
Scalar
b)
Vector
19.
What is the net force?
7N to the right, 5N to the left
7N to the right, 5N to the left
a)
0N
b)
2N to the right
c)
2N to the left
d)
10N to the right
20.
What forces are acting on a book on a table?
a)
upward force of table
b)
downward force of gravity
c)
both of these
d)
none of these
21.
Objects at rest experience ____ equilibrium.
a)
static
b)
dynamic
22.
Objects moving at a constant speed in a straight line experience ____ equilibrium.
a)
static
b)
dynamic
23.
When you push down on a spring it pushed back on your hand with...
a)
a smaller amout of force
b)
the same amount of force
c)
a greater amount of force
d)
not enough information to decide
24.
The SI units of mass are
a)
grams
b)
kilograms
c)
milliliters
d)
liters
25.
The force of gravity on an object is its
a)
area
b)
mass
c)
volume
d)
weight
26.
The amount of matter in an object is its
a)
area
b)
mass
c)
volume
d)
weight
27.
The SI unit of force is
a)
Newtons
b)
Amperes
c)
Joules
d)
Kelvin
28.
What scientist found that, rolling a ball down one inclined plane the ball would roll onto the next inclined plane the same as its original height?
a)
Newton
b)
Galileo
c)
Copernicus
29.
An object at rest stays at rest , an object in motion stays in motion UNLESS a force acts on this is
a)
Law of Physics
b)
Law of Thermodynamics
c)
Law of Inertia
30.
A bullet is fired into space (remember there is no friction in space) how much force is needed to keep it moving
a)
twice the amount
b)
three times
c)
zero
31.
What event would have to happen if the planets moved into a straight line tangent to their orbits
a)
force of gravity increased
b)
force of gravity slowed down
c)
force of gravity suddenly stopped
32.
If Doug has twice as much mass as Davey. Then Doug has twice as much
a)
velocity
b)
gravitational acceleration
c)
inertia
33.
If Jon weighed 500 N on Earth his weight on the moon would be
a)
more
b)
less
c)
the same
34.
Tyler has a mass of 59 kg on Earth, what would his mass on the moon be?
a)
less
b)
more
more
more
c)
the same
35.
Which has more mass, a ton of bricks or a ton of feathers
a)
bricks
b)
feathers
c)
neither
36.
A push or pull is
a)
work
b)
force
c)
hard to do
37.
If a can of soda is placed on top of a tablecloth and the tablecloth is pulled out from under the can of soda, but the soda can does not tip this is because?
a)
soda has inertia
b)
soda is magic
c)
tablecloth is moving
38.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
39.
Friction is a force that always acts
a)
perpendicular to an object's motion
b)
in the same direction as an object's motion
c)
opposite to an object's motion
40.
Speed is a _____ quality.
a)
vector
b)
scalar
c)
metric
d)
triangular
41.
Jordan takes his car to the Wolfchase Mall, McDonald's and then stops briefly for gas before heading home. The speed of his entire trip is referred to as the ...
a)
instantaneous speed
b)
average speed
c)
trip speed
d)
average velocity
42.
Velocity is speed plus ...
a)
direction
b)
acceleration
c)
gravity
d)
mass
43.
An object traveling 50 meters in 10 seconds has a speed of _____ meters/second.
S=d/t
S=d/t
a)
2
b)
3
c)
4
d)
5
44.
The rate of change in velocity is called ...
a)
speed
b)
time
c)
gravity
d)
acceleration
45.
Suppose Douglas' vehicle goes from zero to 40 m/s in 4 seconds. Has fast does his vehicle accelerate? a=v/t
a)
160 m/s/s
b)
10 m/s/s
c)
4 m/s/s
d)
0.4 m/s/s
46.
Skyler drops an egg that takes 1 second to hit the floor. How far did the egg fall?
(d=1/2 gt^2)
(d=1/2 gt^2)
a)
4 meters
b)
5 meters
c)
2 meters
d)
10 meters
47.
Velocity is a __________ quality
a)
scalar
b)
linear
c)
derived
d)
vector
48.
On a graph of speed versus time, the slope of the graph represents....
a)
velocity
b)
acceleration
c)
time
d)
distance
49.
On a graph of distance versus time, the slope of the graph represents....
a)
velocity
b)
acceleration
c)
time
d)
distance
50.
Without the effects of friction or air resistance, objects will fall
a)
at a rate determined by their mass
b)
at different speeds
c)
at the same rate
d)
no one knows!
51.
For each second of free fall, the object falls ____ than it did in the previous second.
a)
the same distance
b)
a lessor distance
c)
a greater distance
d)
all the above
52.
If you drop a feather and a coin at the same time in a vacuum tube, which will reach the bottom of the tube first?
a)
the coin
b)
the feather
c)
neither, they will both hit at the same time
d)
it depends on the lentgh of the tube
53.
In the absence of air resistance, objects fall at constant
a)
velocity
b)
acceleration
c)
speed
d)
distances
54.
A pencil lies on your desk. If the Earth is moving around the sun at a speed of 30 km/s, how fast is the pencil moving relative to the desk? Relative to the sun?
a)
0km/s, 0km/s
b)
0km/s, 30km/s
c)
30km/s, 0km/s
d)
30km/s, 30km/s
55.
Suppose a minivan is moving in a straight line and steadily increases it speed. It moved from 35km/hr to 40km/hr the first second, 40 to 45 the next second. What it it's acceleration?
a)
10km/hr/s
b)
35km/hr/s
c)
5km/hr/s
d)
40km/hr/s
56.
A ball is thrown straight up. At the top of its path it's instantaneous speed is...
a)
about 5m/s
b)
about 10 m/s
c)
about 20m/s
d)
0m/s
57.
A freely falling object starts from rest, after falling for 15 s it will have a speed of about...
(v=gt)
(v=gt)
a)
750 m/s
b)
15 m/s
c)
150 m/s
d)
75 m/s
58.
One possible unit of speed is
a)
kilometers per hour
b)
miles per hour
c)
light years per century
d)
all of these
59.
When you look at the speedometer in a moving car, you can see the car's
a)
instantaneous speed
b)
average speed
c)
instantaneous acceleration
d)
average acceleration
60.
An object travels 15 meters in the first second of travel, 15 m in its second second, and 15m in the third second. Its acceleration is...
a)
45m/s2
b)
30m/s2
c)
15m/s2
d)
0m/s2
61.
Suppose you take a trip that covers 180km in 3 hours. Your average speed is...
(s=d/t)
(s=d/t)
a)
30km/hr
b)
360km/hr
c)
180 km/hr
d)
60km/hr
62.
Acceleration is defined as the change in _____.
a)
position divided by the time interval
b)
velocity divided by the time interval
c)
time it takes to move from one speed to another speed
d)
time it takes to move from one place to another place
63.
A feather will fall through the air more slowly than a brick because of _____.
a)
air resistance
b)
gravity
c)
inertia
d)
momentum
64.
It is possible for two objects to have the same speed but different velocities.
a)
True
b)
False
65.
What is the SI unit for acceleration?
a)
m/s
b)
m
c)
m/s2
d)
s
66.
How far will a person go if they jog for 2 hours at a speed of 12 km/hr?
(s=d/t)
(s=d/t)
a)
6 km
b)
0.5 km
c)
10 km
d)
24 km
67.
On a distance vs. time graph, the steeper the slope _____
a)
the slower the speed
b)
the faster the speed
c)
less acceleration
d)
greater acceleration
68.
If a bullet is horizontally shot at the same moment another bullet is dropped from the same height, which will hit the ground first?
a)
Shot Bullet
b)
Dropped Bullet
c)
Hit at Same Time
69.
What can you say about motion in the x and y direction?
a)
x is dependent on y
b)
y is dependent on x
c)
They are dependent on each other.
d)
They are independent of each other.
70.
Objects that are under the influence of gravity only are considered to be in ____
a)
freefall only
b)
projectile motion only
c)
freefall or projectile motion
d)
neither freefall nor projectile motion
71.
As an object travels through the air, its horizontal velocity
a)
changes continuously
b)
remains the same
72.
As an object travels through the air, its vertical velocity
a)
changes continuously
b)
remains the same
73.
An object is projected horizontally from a cliff. The time it takes to hit the ground is
a)
more than if it was just dropped
b)
less than if it was just dropped
c)
the same amount of time as if it was just dropped
d)
impossible to determine
74.
In the absence of air friction, an object thrown into the air will return to the ground with ______ it was thrown up at.
a)
a greater velocity than
b)
a lesser velocity than
c)
the same velocity
75.
The horizontal component of a projectile's velocity is independent of...
a)
it's range
b)
time
c)
the vertical component
d)
none of these
76.
What is the resultant of a 3-unit vector and a 4-unit vector at right angles to each other?
a)
1
b)
5
c)
7
d)
9
77.
The vector sum is the resultant.
a)
True
b)
False
78.
The path that a projectile follows.
a)
Delta
b)
Trajectory
c)
Tension
d)
Drag
79.
An object that is launched into the air.
a)
Drag
b)
Mass, with units
c)
Apogee
d)
Projectile
80.
Which of the following would NOT be considered a projectile?
a)
a cannonball thrown straight up
b)
a cannon ball rolling down a slope
c)
a cannonball rolling off a table
d)
a cannonball thrown in the air
81.
In the absence of air resistance, the angle at which a thrown ball will go the farthest is
a)
15 degrees
b)
30 degrees
c)
45 degrees
d)
60 degrees
82.
A plane traveling at 160 km/h also has a tailwind of 60 km/h. How fast is the shadow of the plane moving along the ground?
a)
60 km/h
b)
100 km/h
c)
160 km/h
d)
220 km/h
83.
A cannon with a barrel velocity of 50 m/s launches a cannonball horizontally from a tower. Neglecting air resistance, how far vertically will the cannonball have fallen after 2 seconds? y=5t^2
a)
5m
b)
20m
c)
45m
d)
80m
84.
A cannonball is launched horizontally from a tower. If the cannon has a barrel velocity of 30 m/s, where will the cannonball be 3 seconds later? (Neglect air resistance.)
x=vt
x=vt
a)
30m
b)
60m
c)
90m
d)
120m
85.
What is the relationship between mass and acceleration?
a)
directly proportional
b)
they are not related
c)
inversely proportional
d)
none of the above
86.
What is the acceleration of an object traveling at a constant velocity?
a)
10 m/s2
b)
0 m/s2
c)
250 m/s2
d)
20 m/s2
87.
The acceleration of an object in free fall is about
a)
0 m/s2
b)
10 m/s2
c)
90 m/s2
d)
none of the abouve
88.
How can Newton's second law be represented mathematically?
a)
F=ma
b)
s=d/t
c)
p=mv
d)
PE=mgh
89.
F=Ma
An object of mass 10 kg is accelerated upward at 2 m/s2. What net force is required?
An object of mass 10 kg is accelerated upward at 2 m/s2. What net force is required?
a)
20 N
b)
2 N
c)
5 N
d)
0 N
90.
A 20 kg bike accelerates at 10 m/s2. what was the net force
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
91.
Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?
a)
20 m/s2
b)
2 m/s2
c)
0.5 m/s2
d)
120 N
92.
The ____________ acting on an object is equal to the ____________ of that object times its __________.
a)
mass, force, acceleration
b)
acceleration, mass, force
c)
force, acceleration, mass
d)
acceleration, force, mass
93.
Will it take more force to push an empty shopping cart or a shopping cart that is full?
a)
The empty shopping cart
b)
The full shopping cart
c)
They will take the same amount of force
94.
Why would one ball accelerate more than the other when pushed with the same amount of force?
a)
Different weights
b)
Different forces
c)
Different masses
d)
Different sizes
95.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
96.
What happens when unbalanced forces act on an object at rest?
a)
the object remains at rest
b)
the object begins moving in an unpredictable direction
c)
the object begins moving in the direction of the net force
d)
the object begins moving opposite to the direction of net force
97.
If you push a basketball and a bowling ball with the same amount of force, which one will accelerate more?
a)
Basketball
b)
Bowling ball
c)
They will accelerate at the same rate
98.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
99.
What is the net force in this diagram?
a)
8N right
b)
2 N right
c)
8N left
d)
2N left
100.
When a heavy football player and a light one run into each other, who exerts more force?
a)
The heavy one
b)
The light one
c)
They are equal
d)
there is no such thing as force
101.
What causes a rocket to lift off and accelerate?
a)
The rocket is propelled by the impact of exhaust gases against the atmosphere.
b)
The rocket is propelled by the exhaust gases on the rocket
c)
Magic
102.
Newton's third law is the law of __________________.
a)
action and reaction
b)
inertia
c)
F=ma
d)
science rocks
103.
When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?
a)
The cannon moving forward
b)
The cannonball moving forward
c)
The cannon moving backward
d)
The cannonball moving backward
104.
A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
105.
An object is attracted towards the center of Earth by a 330 N gravitational force. The force with which Earth is attracted toward the person is
a)
330 N
b)
very very small
c)
very very large
106.
A 10 N ball sits on the floor, the floor exerts a force on the ball of
a)
0 N
b)
5 N
c)
10 N
d)
20 N
107.
If a horse pulls on a wagon at rest, the wagon pulls equally on the horse. Can the wagon be set into motion?
a)
Yes, bc the horse's pull on the wagon is larger than the wagon's pull on the horse
b)
No, bc the forces cancel each other
c)
Yes, bc there is a time delay b/w action and reaction
d)
Yes, bc there is a net force acting on the wagon
108.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
109.
You hit a wall with a stick. The equal but opposite reaction is _____
a)
the wall pushes against you
b)
the stick pushes against you
c)
you push against the stick
d)
the wall pushes against the stick
110.
The difference between a car hitting a wall vs. a car hitting a hay stack is
a)
the Impulse on the car hitting the wall is greater
b)
the change in momentum of the car hitting the wall is greater
c)
the force on the car hitting the hay stack is greater
d)
the collision time of the car hitting the hay stack is greater
111.
p=mv
A 250 kg cart moving at 4 m/s has how much momentum?
A 250 kg cart moving at 4 m/s has how much momentum?
a)
1000 kg-m/s
b)
250 kg-m/s
c)
60 kg-m/s
d)
100 kg-m/s
112.
When the speed of an object is doubled, its momentum
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
113.
p=mv
A 2 kg cart has a momentum of 16 kg m/s. What is its velocity?
A 2 kg cart has a momentum of 16 kg m/s. What is its velocity?
a)
8 m/s
b)
32 m/s
c)
0.125 m/s
d)
18 m/s
114.
An object with a mass of 2000 kg at rest has what momentum?
a)
2000 kg m/sec
b)
0 kg m/sec
c)
2000 kg
d)
2000 m/sec
115.
Momentum is a ____________________ quantity
a)
science
b)
scalar
c)
vector
d)
energy
116.
In this type of collision, objects tend to "stick" together.
a)
elastic
b)
inelastic
c)
They "stick" together in both types of collisions
117.
While playing pool, Emma notices that the pool balls bounce apart. What type of collision is this?
a)
Elastic
b)
Inelastic
c)
Explosive
d)
Force
118.
The reason padded dashboards are used in cars is that they
a)
look nice and feel good
b)
increase the time of impact in a collision
c)
increase the force of impact in a collision
d)
decrease the momentum of a collision
119.
The unit of work is called the joule
a)
true
b)
false
120.
An object that has kinetic energy must be:
a)
at an elevated position
b)
moving
c)
at rest
d)
none of the above
121.
Unit of Energy and Unit of Work
a)
joule
b)
watt
c)
volt
d)
newton
122.
Unit of Power
a)
joule
b)
watt
c)
meter
d)
newton
123.
The property of a system to do work
a)
watt
b)
power
c)
energy
d)
work
124.
Energy that is in the stored state
a)
radiant energy
b)
kinetic energy
c)
electrical energy
d)
potential energy
125.
Energy due to the position of something or the movement of something
a)
nuclear energy
b)
chemical energy
c)
kinetic energy
d)
mechanical energy
126.
Energy cannot be created or destroyed, only changed from one form to another.
a)
Law of Conservation of Energy
b)
Law of Conservation of Momentum
c)
Nuclear Energy
d)
Einstein's Third Postulate
127.
Input Force / Output Force
a)
mechanical energy
b)
mechanical advantage
c)
mechanics shop
d)
monkey wrench
128.
Useful Work Output / Total Work Input
a)
efficiency
b)
mechanical advantage
c)
work
d)
work-energy theorem
129.
Which of these is a scientific hypothesis?
a)
Atoms are the smallest particles of matter that exist.
b)
Albert Einstein is the greatest physicist of the twentieth century.
c)
The universe is surrounded by a second universe, which cannot be seen.
130.
The language of science is
a)
mathematics
b)
common language
c)
English
d)
nature
131.
A job is done slowly and and identical job is done quickly. Both jobs require the same amount of work but different amounts of:
a)
power
b)
energy
c)
both energy and power
d)
none of the above
132.
If Nellie pushes an object with twice the force for twice the distance, she does:
a)
twice the work
b)
the same work
c)
four times the work
d)
eight times the work
133.
Mechanical energy can be in the form of
a)
potential energy
b)
kinetic energy
c)
both PE and KE
d)
neither PE or KE
134.
Useful Work Input / Total Work Output
a)
efficiency
b)
mechanical advantage
c)
work
d)
work-energy theorem
135.
When a car's speed triples, its kinetic energy
a)
triples
b)
stays the same
c)
increases by two times
d)
increases by nine times
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