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WorksheetsFinal Exam
Total questions: 57
Worksheet time: 58mins
Name
Class
Date
1.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
2.
The rougher the surface, the faster an object will travel over the surface.
a)
True
b)
False
3.
When most objects with smooth surfaces rub, there is less friction.
a)
True
b)
False
4.
Research question: does the distance a person kicks a soccer ball effect how well they will do on their math test. What is the dependent variable?
a)
How far they kick the soccer ball
b)
who the person is
c)
how well they do on the math test
d)
Type of soccer ball.
5.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
6.
Which variable depends on what is done at the beginning of an experiment?
a)
Dependent
b)
Independent
c)
Control
d)
Following
7.
What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?
a)
the paper used
b)
the type of paper airplane
c)
the distance of each plane's flight
d)
how hard the plane is thrown
8.
Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?
a)
Type of gasoline
b)
which car the gas is put into
c)
how fast the car can drive
d)
how much gas is put into the car
9.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
10.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
11.
Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
d)
Who set up the experiment (Ms. S, etc)
12.
Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
d)
Where the experiment took place.
13.
Two factors that determine work are
a)
force
b)
acceleration
c)
mass
d)
distance
e)
velocity
14.
units of force are
a)
newtons
b)
grams
c)
joules
d)
meters
15.
units for work are
a)
newtons
b)
joules
c)
meters
d)
seconds
16.
work transfers
a)
sweat
b)
energy
c)
velocity
d)
effort
17.
What is the formula for work?
a)
Force = work x distance
b)
Distance = force x work
c)
Work = force x distance
d)
Work = force x mass
18.
When you stretch a rubber band, you are storing __________ energy.
a)
kinetic
b)
potential
c)
none of the above
d)
all of the above
19.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
20.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
21.
__________ is stored energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
22.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above
23.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above
24.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
25.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
26.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
27.
What is energy changing from one form to another?
a)
energy conservation
b)
energy transformation
c)
energy creation
d)
mechanical energy
28.
What is energy changing from one form to another?
a)
energy conservation
b)
energy transformation
c)
energy creation
d)
mechanical energy
29.
what type of energy is stored in a battery?
a)
electrical
b)
chemical
c)
thermal
d)
mechanical
30.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
31.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
32.
Mechanical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Electrical
d)
Potential
33.
Electrical -> Mechanical -> Sound
a)
A triple beam balance measuring an object’s mass
b)
A pencil sharpener plugged into a wall outlet
c)
A projector displaying a diagram on the screen
d)
A working flashlight used to light up a dark corner
34.
What energy is given off when a cell phone rings?
a)
Sound Energy
b)
Gravitational Energy
c)
Thermal Energy
d)
Nuclear Energy
35.
Which energy transformation occurs in a toaster?
a)
chemical to electric
b)
electric to thermal
c)
kinetic to chemical
d)
thermal to potential
36.
What does a wave carry from place to place?
a)
energy
b)
matter
c)
people
37.
The highest point on a transverse wave is the
a)
compression
b)
crest
c)
rest position
d)
trough
38.
The lowest point on a transverse wave is the
a)
compression
b)
crest
c)
rest position
d)
trough
39.
The number of waves that pass somewhere in a second is:
a)
amplitude
b)
frequency
c)
wavelength
40.
Gravity attracts all objects towards one another.
a)
True
b)
False
41.
An object with mass has gravity.
a)
True
b)
False
42.
The amount of matter in an object.
a)
force
b)
mass
c)
weight
d)
pressure
43.
A person would weigh less on the moon than on the Earth because...
a)
the moon has less mass, and therefore less gravity
b)
the moon has more mass, and therefore less gravity
c)
the moon has less mass, and therefore more gravity
d)
the moon has more mass, and therefor more gravity
44.
An example of a gravitational interaction is that the Earth...
a)
orbits the sun
b)
orbits the moon
c)
orbits other planets
d)
None of the above
45.
A person weights _______ on the moon than they do on Earth.
a)
the same
b)
more
c)
less
46.
A person would weigh more on Jupiter than on the Earth because---
a)
Jupiter has less mass, and therefore less gravity
b)
Jupiter has more mass, and therefore less gravity.
c)
Jupiter has less mass, and therefore more gravity.
d)
Jupiter has more mass, and therefore more gravity
47.
__________holds all of the planets in orbit around the sun.
a)
Force
b)
Motion
c)
Weight
d)
Gravity
48.
What is gravity?
a)
A force
b)
Energy
c)
A push
d)
All of them
49.
Without gravity we would________.
a)
Float away
b)
Stay in the ground
c)
Nothing would happen.
d)
I don't know
50.
Which object has more mass?
a)
Ball
b)
Earth
51.
Which object has a GREATER force of gravity?
a)
Ball
b)
Earth
52.
Which objects have a STRONG force of gravity?
a)
Objects with GREATER mass, like elephants
b)
Objects with LESS mass, like mice
53.
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.
54.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
55.
Which has a STRONGER force of gravity, Earth or the Moon?
a)
Earth
b)
Moon
56.
Why can astronauts jump and float a little on the Moon?
a)
Because the Moon's gravity is NOT that STRONG.
b)
Because the Moon's gravity is VERY STRONG.
57.
Do astronauts float away on the moon?
a)
No, because Moon's gravity pulls them down.
b)
Yes, they float and can't even walk!
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