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WorksheetsPhysical Science Final Review (2021-22)
Total questions: 77
Worksheet time: 2hrs 58mins
Name
Class
Date
1.
During which interval is the object not moving?
a)
B to C
b)
C to D
c)
D to E
d)
only at point A
2.
During which interval is the object speeding up?
a)
A to B
b)
B to C
c)
D to E
d)
E to F
3.
During which interval is the object slowing down?
a)
A to B
b)
D to E
c)
E to F
d)
G to H
4.
Acceleration occurs when an object changes its speed or ______.
a)
direction
b)
force
c)
inertia
d)
mass
5.
Which runner won the race?
a)
Albert
b)
Bob
c)
Charlie
6.
This is a velocity-time graph. What is the object doing in segment A?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
7.
This is a velocity-time graph. What is the object doing in segment C?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
8.
Calculate the acceleration for segment A.
a)
2 m/s2
b)
20 m/s2
c)
-2 m/s2
d)
0 m/s2
9.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
10.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
11.
The SI unit for acceleration is
a)
mph
b)
m/s
c)
m/s2
12.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity
d)
displacement
13.
The correct equation for acceleration is?
a)
a = d/t
b)
a = s/vf
c)
a = vf - vi / t
d)
p = m/v
14.
The Standard Units for Speed is ?
a)
m/s (meters per second)
b)
ms (meters times seconds)
c)
mskg (meters times seconds kilograms)
d)
m/s*kg (meters per second kilograms)
15.
What is the speed of a car that travels a distance of 79 m in 8 seconds.
a)
5 m/s
b)
79 m/s
c)
9.87 m/s
d)
8 m/s
16.
This driver just experienced which one of newton's laws?
a)
First law
b)
Second law
c)
Third law
d)
Fourth law
17.
This motorcyclist just experienced which one of newton's laws? (the one that fits best)
a)
Inertia: object in motion stays in motion unless acted on by a force
b)
F = ma
c)
Action - Reaction: for every action there is an opposite and equal reaction.
d)
4th law
18.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
19.
Which graph below shows 2 runners moving at the same speed?
a)
b)
c)
d)
20.
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
21.
A person’s body is thrown outward as a car rounds a curve on a highway.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
22.
Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
23.
A person not wearing a seatbelt flies through a car window when someone slams on the breaks because the person’s body wants to remain in continuous motion even when the car stops.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
24.
Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more inertia.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
25.
A soccer ball accelerates more than a bowling ball when thrown with the same force.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
26.
A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
27.
Henry sees a basketball and decides to put in motion. What kind of force does Henry use to move the ball?
a)
small
b)
balanced
c)
equal
d)
unbalanced
28.
What is the name of Newton's 1st Law of Motion?
a)
Law of Force and Acceleration
b)
Law of Action / Reaction
c)
Law of Inertia
29.
When there is an INCREASE in MASS of an object you will have a DECREASE in ______________.
a)
friction
b)
acceleration
c)
force
d)
gravity
30.
Interia is a force
a)
True
b)
Flase
31.
A girl on a motorbike passes by at a speed of 15 m/s. Her mass is 40 kg. What is her kinetic energy?
a)
300 Joules
b)
600 Joules
c)
950 Joules
d)
4500 Joules
32.
Calculate the potential energy of a roller coaster at the top of a 72 m hill that has a mass of 112 kg.
a)
79,027 J
b)
790,720 J
c)
7,020 J
d)
790,700 J
33.
At what position does the pendulum have the greatest gravitational potential energy?
a)
Position D
b)
Position C
c)
Position B
34.
At what position does the pendulum have the greatest kinetic energy?
a)
Position D
b)
Position C
c)
Position B
35.
Which character has the greatest gravitational potential energy?
a)
Character A
b)
Character B
c)
Character C
d)
Character D
36.
Calculate the kinetic energy of a 2 kg rock that rolls down the hill with a velocity of 8 m/s.
a)
64 Joules
b)
16 Joules
c)
128 Joules
d)
8 Joules
37.
Calculate the kinetic energy of a truck that has a mass of 2900 kg and is moving at 55 m/s.
a)
4,386,250 J
b)
159,500 J
c)
79,750 J
d)
8,772,500
38.
Calculate the potential energy of a rock with a mass of 55 kg while sitting on a cliff that is 27 m high.
a)
14,553 Joules
b)
1,485 Joules
c)
2 Joules
d)
743 Joules
39.
A cinder block is sitting on a platform 20 m high. It has a mass of 8 kg. Calculate the potential energy of the cinder block.
a)
1,568 Joules
b)
160 Joules
c)
3 Joules
d)
28 Joules
40.
Energy stored in atomic bonds that form molecules
a)
Thermal Energy
b)
Chemical Energy
c)
Electrical Energy
d)
Electromagnetic Energy
41.
True or false: Energy cannot change from one type to another.
a)
True
b)
False
42.
Faster moving atoms and molecules are associated with...
a)
Low thermal energy (cooler)
b)
High thermal energy (hotter)
43.
True or False: Energy can be created.
a)
True
b)
False
44.
Energy that is stored is called...
a)
Kinetic Energy
b)
Potential Energy
c)
Mechanical Energy
d)
Thermal Energy
45.
The flow of electricity in a circuit-
a)
current
b)
flow
c)
circuit
46.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
47.
In a parallel circuit the current
a)
makes one circle
b)
stays in one path
c)
splits and goes through two components
48.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
49.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
50.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
51.
This circuit has more than one loop. When one light goes out, the others stay on.
a)
closed circuit
b)
series circuit
c)
parallel circuit
d)
open circuit
52.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
53.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
54.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
55.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
56.
If the Voltage stays the same and Resistance is increased, Current will
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
57.
Vertical columns on the periodic table are called ___?
a)
groups
b)
periods
c)
rows
d)
families
58.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both electrons and protons in an atom.
59.
How many neutrons are in a Gold atom?
a)
79
b)
196
c)
118
d)
275
60.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
61.
What is the atomic mass equal to?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
62.
What reaction type is characterized by the reactant breaking down as the reaction progresses?
a)
Synthesis
b)
Decomposition
c)
Combustion
d)
Double Replacement
63.
Which set of coefficients properly balances the reaction below?
_Cu + _H2O →_ CuO3 + _H2
_Cu + _H2O →_ CuO3 + _H2
a)
1,3,1,5
b)
2,6,2,6
c)
1,3,1,3
d)
1,2,3,4
64.
What is the coefficient of AgNO3 in this reaction?
_AgNO3 + _H2S →_Ag2S+_HNO3
_AgNO3 + _H2S →_Ag2S+_HNO3
a)
1
b)
2
c)
3
d)
4
65.
What are the correct coefficients to balance the reaction below?
_BaO + _K3N → _Ba3N2 + _K2O
_BaO + _K3N → _Ba3N2 + _K2O
a)
3,2,1,2
b)
3,3,1,3
c)
3,2,1,3
d)
3,1,2,3
66.
The Law of Conservation of Mass states
a)
that matter exists in all states and reacts the same
b)
that matter can only be changed into new substances by introducing a catalyst
c)
that matter exists in the same state throughout any chemical change
d)
that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants
67.
___________________ are the elements/compounds formed in a chemical reaction (on the right)
a)
Polymers
b)
Bonds
c)
Reactants
d)
Products
68.
Is this balanced?...
Al + O2 --> 2Al2O3
Al + O2 --> 2Al2O3
a)
Yes!
b)
NO!
69.
Without balancing the final equation, predict the products for the synthesis reaction: Li + Cl2 → ?
a)
LiCl2
b)
LiCl
c)
Li2Cl2
d)
Li2Cl
70.
What is the charge of Iron in this compound. (Hint: think swap drop method):
Fe3(PO4)2
a)
3+
b)
2+
c)
1+
d)
6+
71.
If an element is diatomic it should have a subscript of___
a)
1, always
b)
2, only when it is by itself
c)
it shouldn't have a subscript, it should have a coefficent
72.
What is the correct way of representing hydrogen gas alone, in a reaction?
a)
2H
b)
H
c)
H2
73.
The following is what type of reaction:
PbCl2 + AgNO3 → Pb(NO3)2 + AgCl
PbCl2 + AgNO3 → Pb(NO3)2 + AgCl
a)
Synthesis
b)
Decomposition
c)
Single Replacement
d)
Double Replacement
74.
The following is what type of reaction:
NH3 + HCl → NH4Cl
NH3 + HCl → NH4Cl
a)
Synthesis
b)
Decomposition
c)
Single Replacement Replacement
d)
Double Replacement Replacement
75.
What type of chemical reaction is this?
Al(OH)3 → Al2O3 + H2O
Al(OH)3 → Al2O3 + H2O
a)
Decomposition
b)
Combustion
c)
Synthesis
d)
Single Replacement
76.
What is decomposition?
a)
putting substances together
b)
breaking substances apart
c)
element replacing another element in a compoud
d)
burning of a subtance
77.
3Ca + 2AlCl3 --> 3CaCl2 + 2Al
a)
Synthesis
b)
Decomposition
c)
Single Displacement
d)
Double Displacement
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