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Galileo Inclined Plane Acceleration Due to Gravity Lab Review

Total questions: 66

Worksheet time: 48mins

Name
Class
Date
1.
The tendency of an object to resist a change in motion is...
a)
inertia
b)
kinetic energy
c)
vector
d)
net force
2.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction
3.
An object in motion tends to stay in motion unless an ___ force acts on it.
a)
unbalanced
b)
balanced
4.

Because of inertia, a moving object will keep ________ unless acted on by an unbalanced force.

a)

at rest

b)

moving

c)

in one spot

d)

inertia

5.
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
6.
Galileo found that a ball rolling down one inclined plane would roll how far up another inclined plane? 
a)
The ball would not rull up the other plane at all. 
b)
to nearly the original height
c)
to nearly twice the original height. 
d)
to nearly half it original height
7.
One object has twice as much mass as another object. The first object also has also twice as much...
a)
velocity
b)
gracitational acceleration
c)
inertia
d)
all of these
8.
What did dropping cannonballs of two different weights from the leaning tower of Pisa prove?
a)
Heavier objects fall faster than lighter objects.
b)
Lighter objects fall faster then heavier objects
c)
Both cannonballs were the same mass.
d)
Heavier objects fall at the same rate as lighter objects.
9.

This form of motion can only occur in outer space or in a vacuum. It is solely dependent on the force of gravity.

a)

Free Fall Motion

b)

Centripetal Motion

c)

Projectile Motion

d)

None of the Above

10.
Inertia is....
a)
for every action, there is an equal and opposite reaction
b)
larger objects take more force to move 
c)
an object in motion tends to stay in motion unless acted on by an opposite force
d)
a push that acts in the opposite direction and it slows down.
11.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity 
d)
displacement 
12.
What happens to the velocity of a ball as it is dropped off a cliff? 
a)
It decreases at a uniform rate 
b)
It increases at a uniform rate 
c)
It is constant 
d)
It increases at a non-uniform rate
13.
Which would fall with greater acceleration in a vacuum—a leaf or a stone?
a)
the leaf
b)
the stone
c)
They would accelerate at the same rate.
d)
It is difficult to determine without more information.
14.
A type of friction that occurs when air pushes against a moving object causing it to decelerate.
a)
surface area
b)
air resistance
c)
velocity
d)
gravity 
15.
What happens to the velocity of a ball as it is dropped off a cliff? 
a)
It decreases at a uniform rate 
b)
It increases at a uniform rate 
c)
It is constant 
d)
It increases at a non-uniform rate
16.
In a normal environment, why does a bowling ball and feather hit the ground at different times when dropped from the same height?
a)
They don't; they hit the ground at the same time.
b)
One is more dense than the other.
c)
One is heavier than the other.
d)
Air resistance 
17.
The change in velocity in a given time period is?
a)
Vi
b)
Vf
c)
a
d)
d
18.
If a freely falling object were somehow equipped with a speedometer, its speed reading would increase each second by 
a)
about 5 m/s.
b)
about 10 m/s.
c)
about 15 m/s.
d)
a rate that depends on its initial speed.
19.
When there is no air resistance, objects of different masses dropped from rest
a)
fall with equal accelerations and with equal displacements.
b)
fall with different accelerations and with different displacements.
c)
fall with equal accelerations and with different displacements.
d)
fall with different accelerations and with equal displacements.
20.
Where would you have more mass, on Earth or on the Moon?
a)
Earth
b)
Moon
c)
IS THE SAME, mass DOESN'T CHANGE
d)
In both Planets.
21.
Where would you weight more, on Earth or on the Moon?
a)
Earth
b)
Moon
22.

A textbook is dropped from a second floor window and falls to the ground. What happens to the velocity as the book falls to the ground

a)

the velocity increases

b)

the velocity decreases

c)

the velocity remain constant

23.

A textbook is dropped from a second floor window and falls to the ground. What happens to the acceleration as the book falls to the ground

a)

the acceleration increases

b)

the acceleration decreases

c)

the acceleration remains constant

24.

A textbook is dropped from a second floor window and falls to the ground. What direction is the velocity?

a)

upward

b)

downward

25.

A textbook is dropped from a second floor window and falls to the ground. What direction is the acceleration?

a)

upward

b)

downward

26.

The state that exists when the only force acting on an object is gravity is called

a)

free fall

b)

inertia

c)

acceleration

d)

momentum

27.

The acceleration due to gravity near the surface of Earth is equal to

a)

9.8 m/s

b)

9.8 kg x m/s

c)

9.8 N

d)

9.8 m/s2

28.

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.

29.

Which of the following graphs best represents free fall motion?

a)
b)
c)
d)
30.

Heavier objects free fall faster than lighter objects.

a)

True

b)

False

31.
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.
32.
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
33.
This is a velocity-time graph.  What is the object doing in segment B?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
34.
Do free falling objects move at constant velocity or do they accelerate?
a)
Falling objects accelerate at -9.8 m/s2
b)
Falling object move at constant velocity
c)
Falling objects accelerate at 100 m/s2
d)
It depends on the mass: heavy objects accelerate, light objects do not
35.
Any object with mass has gravity.
a)
True
b)
Sometimes
c)
False
d)
Never
36.
Which of the following will not change in different gravitational fields?
a)
wieght
b)
force
c)
mass
d)
pounds
37.
Which of the following never changes no matter where in the universe?
a)
weight
b)
force
c)
mass
d)
pounds
38.
The amount of matter in an object is 
a)
pressure
b)
weight
c)
mass
d)
force
39.
Look at the picture.  Is the force of gravity on the boy a push or a pull? 
a)
Pull
b)
Push
40.
Why a ball falls to the ground?
a)
Earth's force of gravity is GREATER than the ball's, so the ball gets attracted to the ground. 
b)
Earth's force of gravity is LESS than the ball's, so the ball gets attracted to the ground. 
41.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
42.
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 time interval 
d)
velocity divided by the time interval 
43.
Why does a car accelerate as it round a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
Its speeds up  
44.
Acceleration only takes place when things speed up. 
a)
True
b)
False
45.
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
46.

The rate that a car's velocity changes is its

a)

speed

b)

force

c)

gravity

d)

acceleration

47.
A negative acceleration means that your object is _____. 
a)
not accelerating
b)
not moving
c)
speeding up 
d)
slowing down 
48.
A school bus drives 35 mph down the street and slows as it approaches the stop sign.  This is an example of..

a)
acceleration
b)
speed
c)
velocity
d)
force
49.
Velocity is both ____ and _____. 
a)
speed , direction 
b)
direction, mass
c)
volume, density 
d)
direction, magnitude 
50.
You are walking in a straight line at a consistent speed. Do you have acceleration? 
a)
no
b)
yes 
51.
As you walk you make a right turn. Do you have acceleration? 
a)
yes 
b)
no
52.
You are walking and start to slow down. Do you have acceleration? 
a)
yes
b)
no 
53.
Which shows a velocity? 
a)
10 m
b)
10 m/s
c)
10 m/s north 
d)
10 m/s squared 
54.
The SI unit for acceleration is
a)
mph
b)
ft/sec2
c)
m/s2
55.
When are you undergoing an acceleration in a car? 
a)
speed up
b)
slow down
c)
make turns
d)
All of the above 
56.
Why does a car accelerate as it round a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
Its speeds up  
57.

Describe the motion

a)

Slow to fast; Negative direction

b)

Fast to slow; Negative direction

c)

Fast to slow; Positive direction

d)

Slow to fast; Positive direction

58.

Match the description to the graph:

"The speed of the car is decreasing."

a)
b)
c)
d)
59.
The SI unit for length or distance is
a)
foot (ft)
b)
inch (in)
c)
mile (mi)
d)
meter (m)
60.
The SI unit for time is
a)
second (s)
b)
minute (min)
c)
hour (hr)
d)
year (yr)
61.
What is the velocity?
a)
positive
b)
negative
c)
decreasing
d)
increasing
62.
Is the speed constant or non-constant?
a)
constant
b)
non-constant
63.
Is the speed constant or non-constant?
a)
constant
b)
non-constant
64.

Which is the correct formula to find the velocity of an object given the distance and time traveled?

a)

 v=dtv=\frac{d}{t}  

b)

 d=vtd=\frac{v}{t}  

c)

 v=d×t v=d\times t\   

d)

 t=vdt=\frac{v}{d}  

65.
This graph demonstrates an object that is -
a)
Increasing speed
b)
At a constant speed
c)
Decreasing speed
d)
Stationary
66.
This graph demonstrates an object that is -
a)
Increasing speed
b)
At a constant speed
c)
Decreasing speed
d)
Stationary

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