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WorksheetsUnit 1 Geology & Force Review
Total questions: 40
Worksheet time: 23mins
Name
Class
Date
1.
What type of rock do fossils form in?
a)
Igneous
b)
Sedimentary
c)
Metamorphic
d)
Classic
2.
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
3.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
4.
The ___________ ____________ is all of the fossils that have ever been discovered.
a)
History Record
b)
Rock Record
c)
Geology Record
d)
Fossil Record
5.
The fossil record help us learn about the...
a)
diversity of life.
b)
about animals.
c)
rocks.
d)
moon.
6.
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
7.
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
8.
What can scientists learn from the sequence of rock layers?
a)
Geologic history of that area
b)
Future geological events
c)
The number of organisms that live in the area
d)
The impact that hikers have had on an area.
9.
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
10.
Stewart says, "I see that Billy's leg is twisted at a weird angle. I also see that Billy has scraped all of the skin off of his right arm." This is:
a)
a claim
b)
evidence
c)
reasoning
d)
sediment
11.
Forces that produce a nonzero net force, which changes an objects motion.
a)
Force
b)
Momentum
c)
Unbalanced Force
d)
Speed
12.
When an object resists change, like a body in a turning car, it is called ________________.
a)
inertia
b)
force
c)
friction
d)
drag force
13.
A force that results from two objects rubbing past each other.
a)
Gravity
b)
Friction
c)
Inertia
d)
Force
14.
Friction is a force that acts
a)
in the same direction as the force
b)
opposite to the direction of the force
c)
with the force
d)
towards the direction of the force
15.
Inertia changes according to the _____________ of the object
a)
weight
b)
Mass
c)
force
d)
motion
16.
How is the velocity changing on a merry go round?
a)
Speed is constantly changing
b)
Direction is constantly changing
c)
Position is constantly changing
d)
Force is constantly changing
17.
Balanced forces acting on an object cause the object to ___________________
a)
Accelerate
b)
Remain constant
c)
Change directions
d)
None of the above
18.
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
19.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
20.
This is an example of what kind of force?
a)
Balanced Force
b)
Pushing Force
c)
Gravity Force
d)
Unbalanced Force
21.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger
b)
smaller
c)
equal
22.
Force depends on
a)
Force
b)
mass
c)
acceleration
d)
mass and acceleration
23.
At which point is potential energy least?
a)
W
b)
X
c)
Y
d)
none of the answers
24.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
25.
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
26.
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
27.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking
b)
Running
c)
Standing Still
d)
Walking Fast
28.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
29.
__________ 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
30.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
31.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
32.
The momentum of an object depends upon the object's ___________&_____________.
a)
size and shape
b)
mass and speed
c)
mass and velocity
d)
mass and energy
33.
T/F: A big truck will always have more momentum than a small car.
a)
True
b)
False
34.
If two objects have the same mass, then the faster moving object has ____________ momentum.
a)
more
b)
less
c)
the same
35.
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
36.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
37.
When you see the word "MOVING" what should you think?
a)
Unbalanced
b)
Balanced
c)
Potential Energy
d)
No Work
38.
which point has the most potential energy
a)
G
b)
f
c)
b
d)
a
39.
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
40.
the tendency of an object to resist a change in its motion
a)
acceleration
b)
inertia
c)
mass
d)
frame of reference
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