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WorksheetsUnit 1 Force Energy & Geology Review
Total questions: 50
Worksheet time: 33mins
Name
Class
Date
1.
What type of energy does this roller coaster car have?
a)
Mostly potential
b)
Mostly kinetic
c)
No energy
d)
Solar energy
2.
At which point is potential energy least?
a)
W
b)
X
c)
Y
d)
none of the answers
3.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
4.
A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
5.
A car is going around a curve with constant speed. Which of the following is not true?
a)
The car is accelerating
b)
The speed of the car is constant
c)
The velocity is constant
d)
The direction is constantly changing
6.
Acceleration is the rate at which _____ changes with time.
a)
position
b)
distance
c)
velocity
d)
none of the above
7.
Alan travels 100 km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
8.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking
b)
Running
c)
Standing Still
d)
Walking Fast
9.
When does a falling object experienced balanced forces?
a)
Terminal velocity
b)
During free fall
c)
When it first starts to fall
d)
Just before it hits the ground
10.
What is the tendency of an object to resist a change in motion?
a)
coffee
b)
motion
c)
inertia
d)
gravity
11.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
12.
__________ is the sum of all forces acting on an object. It is capable of accelerating a mass.
a)
velocity
b)
gravity
c)
net force
d)
distance
13.
What is the FORCE?
a)
5 N
b)
10 N
c)
400 N
d)
0 N
14.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
15.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
16.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
17.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
18.
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
19.
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
20.
The formula for work is:
a)
d = r x t
b)
p = m x v
c)
f = m x a
d)
w = d x f
21.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
22.
Which energy transformation occurs in a toaster?
a)
chemical to electric
b)
electric to thermal
c)
kinetic to chemical
d)
thermal to potential
23.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
24.
Potential Energy is:
a)
The energy of motion
b)
always conserved
c)
The energy due to position
25.
Total distance divided by total time is
a)
average speed
b)
constant speed
c)
instantaneous speed
d)
acceleration
26.
Avery likes to walk 30 feet in 10 seconds. What is her speed?
a)
3 feet/sec
b)
6 feet/sec
c)
10 feet/sec
d)
2 feet/sec
27.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
28.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
29.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking
b)
Running
c)
Standing Still
d)
Walking Fast
30.
How far is the person from the starting point after 3 seconds?
a)
0 m
b)
2 m
c)
3 m
d)
6 m
31.
When are you undergoing an acceleration in a car?
a)
speed up
b)
slow down
c)
make turns
d)
All of the above
32.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
33.
Which layer is the oldest?
a)
3
b)
4
c)
1
d)
5
34.
The Geologic Time Scale is a record of what?
a)
old geologists
b)
sweet geology music
c)
the known history of rocks and fossils
d)
a list of every living thing ever
35.
What type of rock do fossils form in?
a)
Igneous
b)
Sedimentary
c)
Metamorphic
d)
Classic
36.
When looking at the fossil record, paleontologists have found evidence that
a)
many species have not gone extinct
b)
organisms have become more complex
c)
organisms have not changed much
d)
there are fewer
37.
According to Earth scientists approximately how old is the Earth ?
a)
4.6 million years old
b)
4.6 billion years old
c)
6.4 million years old
d)
6.4 billion years old
38.
What event marks the end of each geologic area?
a)
impact catastrophe
b)
burst of new life forms
c)
mass extinction
d)
ice age
39.
An empty (very few) sedimentary fossil rock layer tells us that this rock layer...
a)
is allowing many species to become more complex
b)
shows that a mass extinction is occurring
c)
is empty because nothing is dying
d)
cannot support fossil formation
40.
The overall force on an object when all the individual forces acting on it are added together
a)
Momentum
b)
Net force
c)
Velocity
d)
Unbalanced force
41.
When arrows with forces are pointing the same direction, what do you do with them?
a)
Multiply
b)
Divide
c)
Add
d)
Subtract
42.
Velocity is both ____ and _____.
a)
speed , direction
b)
direction, mass
c)
volume, density
d)
direction, magnitude
43.
Are forces balanced or unbalanced when skateboarding down a ramp?
a)
Balanced
b)
Unbalanced
44.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
45.
Force depends on
a)
Force
b)
mass
c)
acceleration
d)
mass and acceleration
46.
The ___________ ____________ is all of the fossils that have ever been discovered.
a)
History Record
b)
Rock Record
c)
Geology Record
d)
Fossil Record
47.
Which of the following does the fossil record suggest about life on Earth
a)
That most species have always been here
b)
That mutations are the reasons for evolution
c)
That life came to Earth on an asteroid
d)
That living species have changed over time
48.
What is the net forces on this box?
a)
0 N, it is balanced
b)
5 N, the box will roll left
c)
5 N, the box will roll right
d)
8 N, the box will roll right
49.
For every action, thereʼs an equal and opposite reaction. *Action-Reaction*
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
d)
force
50.
What is the unit called that measures force?
a)
Isaac
b)
Yee
c)
Newton
d)
kilogram
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