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WorksheetsPhysical Science Final Exam 2018
Total questions: 125
Worksheet time: 2hrs 57mins
Name
Class
Date
1.
Which form of matter has a definite shape and takes up space (has definite volume)?
a)
liquid
b)
solid
c)
gas
d)
clay
2.
Which form of matter take the shape of a container like this juice?
a)
liquid
b)
solid
c)
glass
d)
gas
3.
What does this picture represent?
a)
solid
b)
liquid
c)
gas
d)
plasma
4.
What does this picture represent?
a)
solid
b)
liquid
c)
gas
d)
plasma
5.
The mass of an object ___________________________.
a)
changes, depending on where it is located
b)
changes randomly
c)
changes, depending on temperature
d)
does not change
6.
What is mass?
a)
the force of an object caused by gravity
b)
the amount of space something takes up
c)
the amount of matter in an object
d)
how fast something is moving
7.
Which lab tool might you use to measure the volume of a liquid?
a)
electric scale
b)
bunsen burner
c)
test tube
d)
graduated cylinder
8.
Which box has a higher density?
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
9.
An example of something that stores chemical energy is ?
a)
lightning
b)
a microwave
c)
light
d)
a match
10.
The energy associated with motion is called?
a)
elastic potential energy
b)
gravitational potential energy
c)
nuclear energy
d)
kinetic energy
11.
The law of conservation of energy states that when one form of energy is transformed to another...?
a)
energy is destroyed in the process
b)
energy is created in the process
c)
some amount of energy cannot be accounted for
d)
no energy is destroyed in the process
12.
The force of gravity on a person (or object) on the surface of a planet is called...?
a)
terminal velocity
b)
mass
c)
free fall
d)
weight
13.
The amount of matter in an object is called its...?
a)
balance
b)
inertia
c)
mass
d)
force
14.
When you know BOTH the speed AND direction of an object's motion, you know the __________.
a)
velocity of the object
b)
average speed of the object
c)
distance the object has traveled
d)
instantaneous speed of the object
15.
An object changing direction is an example of ___________.
a)
speed
b)
direction
c)
acceleration
d)
constant rate
16.
Tim has just jumped out of an airplane. The force of gravity pulls him downward, while air resistance pushes him upward.
What is the net force acting on Tim?
What is the net force acting on Tim?
a)
80 newtons downward
b)
625 newtons upward
c)
0 newtons
d)
705 newtons downward
17.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
18.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
19.
a)
Physical Change
b)
Chemical Change
20.
a)
Physical Change
b)
Chemical Change
21.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
22.
What units are used to measure mass?
a)
g
b)
cm3
c)
g/cm3
d)
cm3/g
23.
How many neutrons would you expect an atom of gold to have?
a)
79
b)
196.967
c)
118
d)
198
24.
Which is a compound?
a)
b)
c)
d)
25.
Which particle of the atom is not found within the nucleus?
a)
proton
b)
neutron
c)
electron
d)
ion
26.
Hydrogen sulfide has a pH of 4.5, water has pH of 7.0, and sodium hydroxide has a pH of 12.0 which of these compounds is an acid?
a)
Hydrogen sulfide
b)
Water
c)
Sodium hydroxide
d)
Cannot be determined
27.
An atomic model of sulfuric acid (H2SO4) is shown. How many different elements have combined to form this compound of sulfuric acid?
a)
2
b)
3
c)
6
d)
7
28.
What family of elements are the most reactive nonmetals?
a)
A. alkali family
b)
B. noble gas family
c)
C. alkaline earth family
d)
D. halogen family
29.
Below is the element block for fluorine found on the periodic table. How many protons can be found in one atom of fluorine?
a)
A. 9
b)
B. 10
c)
C. 19
d)
D. 28
30.
You are given an unknown element. You know that is very reactive, shiny, and can be cut with a knife. When you place a tiny amount of the element in water it explodes. In what family of elements does this most likely belong?
a)
A. alkali earth family
b)
B. alkali metal family
c)
C. transition metals
d)
D. halogen family
31.
iron rusting is an example of what?
a)
Physical change
b)
Chemical change
32.
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
33.
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
34.
Which point has the greatest potential energy (GPE)?
a)
A
b)
G
c)
D
d)
C
35.
If a machine uses 100 J of work to lift a heavy object in 10 seconds, how much power does it generate?
a)
1000 W
b)
10 W
c)
90 W
d)
0.1 W
36.
Power is measured in units called
a)
Joules
b)
Watts
c)
Newtons
d)
Pounds
37.
What phase change is demonstrated when a substance is changed from a gas to solid?
a)
freezing
b)
vaporization
c)
deposition
d)
sublimation
38.
A sealed container holds 100mL of ice. The mass of the container and its contents are is 100g.What will happen to the mass of the container and its contents when the ice melts?
a)
its mass will increase
b)
its mass will decrease
c)
its mass will remain the same
39.
A pendulum is pulled back and released. What will eventually happen and why?
a)
the pendulum will stop swinging because energy leaves the system as thermal energy due to friction
b)
the pendulum won't stop swinging because energy is always conserved
c)
the pendulum will stop swinging because gravity is pushing down with a greater force with each swing
d)
the pendulum won't stop swinging because its kinetic energy and potential energy will always be equal to one another
40.
Using the criss-cross method -
Which compound will most likely be formed when lithium (Li) and nitrogen (N) are chemically combined?
Lithium has a +1 charge (Li+1).
Nitrogen has a -3 charge (N-3).
a)
LiN
b)
Li3N
c)
LiN3
d)
Li3N3
41.
This diagram represents a neutral atom of fluorine-19.
Which best describes the structure of fluorine-19?
Which best describes the structure of fluorine-19?
a)
2 electrons in the first energy level; 7 electrons in the second energy level
b)
2 electrons in the first energy level; 8 electrons in the second energy level
c)
9 protons and 9 neutrons in the nucleus
d)
10 protons and 9 neutrons in the nucleus
42.
Which equation represents a decomposition chemical reaction?
a)
2S + 3O2 → 2SO3
b)
2NaCl → 2Na + Cl2
c)
2K + 2H2O → 2KOH + H2
d)
Zn + 2HCl → ZnCl2 + H2
43.
The type of bond depicted
a)
ionic bond
b)
covalent bond
c)
metallic bond
d)
James Bond
44.
The type of bond depicted
a)
ionic bond
b)
covalent bond
c)
metallic bond
d)
James Bond
45.
This unbalanced equation represents a chemical reaction:
HgO → Hg + O2
Which is the correctly balanced chemical equation for this reaction?
a)
HgO → Hg + 2O2
b)
2HgO → Hg + O2
c)
2HgO → Hg + 2O2
d)
2HgO → 2Hg + O2
46.
Electrons are transferred from one atom to another
a)
ionic bonding
b)
covalent bonding
c)
metallic bonding
47.
single covalent bonds share
a)
1 electron
b)
2 electrons
c)
4 electrons
d)
6 electrons
48.
How do the three isotopes Sn-116, Sn-118, and Sn-119 differ?
(Sn atomic number = 50)
a)
there is a different number of electrons
b)
there is a different number of protons
c)
there is a different number of neutrons
d)
there is a different number of quarks
49.
In a chemical equation, the _______ are on the left of the yield, and the _____ are on the right of the yield.
H2 + O2 > H2O
a)
products; reactants
b)
reactants, products
50.
2x atoms are bound together because they each want to "share" each other's electrons
a)
ionic bonding
b)
covalent bonding
c)
metallic bonding
51.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
52.
A neutron has a charge of
a)
+2
b)
No charge
c)
-1
d)
+1
53.
A + B → AB
a)
synthesis reaction
b)
decomposition reaction
c)
single replacement reaction
d)
double replacement reaction
54.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
55.
What is a hypothesis?
a)
an educated guess stating what you believe will be the result of your experiement
b)
a random guess
c)
a statement of the outcome of your experiment
d)
step by step directions for your experiment
56.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
57.
A scientific theory...
a)
is based on lots of evidence
b)
is not valid
c)
is not reliable
d)
has not been tested many times
58.
3Ca + 2AlCl3 --> 3CaCl2 + 2Al
a)
Synthesis
b)
Decomposition
c)
Single diplacement
d)
Double displacement
59.
What happens if two ions have opposite charges?
a)
They attract to each other
b)
They repel
60.
A small mass, medium mass, and large mass box are pushed with an equal force. The medium box moves 4 meters.
How far did the large box move?
How far did the large box move?
a)
6 meters
b)
4 meters
c)
2 meters
d)
8 meters
61.
Calculate these Runner's speeds. Then rank the runners from fastest to slowest, with 1 being the fastest and 3 the slowest.
Runner1- 20 yards in 4 secs
Runner2- 20 yards in 5 secs
Runner3- 20 yards in 10 secs
Runner1- 20 yards in 4 secs
Runner2- 20 yards in 5 secs
Runner3- 20 yards in 10 secs
a)
Runner 1= 1
Runner 2= 2
Runner 3=3
Runner 2= 2
Runner 3=3
b)
Runner 1 = 2
Runner 2 = 1
Runner 3 = 3
Runner 2 = 1
Runner 3 = 3
c)
Runner 1 = 3
Runner 2 = 2
Runner 3 = 1
Runner 2 = 2
Runner 3 = 1
d)
Runner 1 = 1
Runner 2 = 3
Runner 3 = 2
Runner 2 = 3
Runner 3 = 2
62.
An gel ice pack getting cold after you put it in the freezer for an hour.
a)
Chemical Change
b)
Physical Change
63.
Green bananas turning yellow on their own as they ripen.
a)
Chemical Change
b)
Physical Change
64.
Using dye to change the color of a shirt green.
a)
Chemical Change
b)
Physical Change
65.
Valence electrons are found by looking at what __________ the atom is located in on the periodic table.
a)
group
b)
column
c)
row
d)
box
66.
What is the starting point used to describe the position of an object?
a)
Beginning point
b)
Ending point
c)
Reference point
d)
positive
67.
A measurement of space between two points or objects.
a)
Position
b)
Distance
c)
Length
d)
Width
68.
Velocity is both ____ and _____.
a)
speed , direction
b)
direction, mass
c)
volume, density
d)
direction, magnitude
69.
Stairs
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
70.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
71.
Which of the following is true for the picture?
a)
elephant is the fulcrum, mouse is the effort, triangle is the load
b)
mouse is the fulcrum, triangle is the effort, elephant is the load
c)
triangle is the fulcrum, mouse is the effort, elephant is the load
72.
To increase the mechanical advantage of a lever
a)
make sure the fulcrum is in the middle of the lever
b)
move the fulcrum closer to the load
c)
move the fulcrum closer to the effort
d)
use a bigger fulcrum
73.
A push or pull is a
a)
load
b)
fulcrum
c)
force
d)
work
74.
Josh is pushing wood in a wheelbarrow. What 3 simple machines are in use?
a)
inclined plane, screw, pulley
b)
inclined plane, lever, wheel and axle
c)
inclined plane, screw, wheel and axle
d)
inclined plane, wheel and axle, pulley
75.
Which line segment represents the time the car was parked at the farmer's market?
a)
Segment A
b)
Segment B
c)
Segment C
d)
Segment D
76.
This image represents
a)
a double replacement reaction
b)
a decomposition reaction
c)
a single replacement reaction
d)
a complex compound reaction
77.
What type of reaction involves the breaking down of a substance into simpler substances?
a)
Single Displacement Reaction
b)
Double Displacement Reaction
c)
Synthesis Reaction
d)
Decomposition Reaction
78.
What type of reaction involves 2 substances combining to form 1 new compound?
a)
Decomposition Reaction
b)
Single Displacement Reaction
c)
Double Displacement Reaction
d)
Synthesis Reaction
79.
Which of the following is NOT an example of a chemical reaction?
a)
Wood Burning
b)
A cake baking in an oven
c)
Melting Ice Cream
d)
Mixing Vinegar and Baking Soda
80.
The smell made from spraying perfume on yourself.
a)
Chemical Change
b)
Physical Change
81.
Based on the diagram, what is the formula for hydrogen peroxide?
a)
H2O12
b)
H2O2
c)
H4O10
d)
there is no way to determine the formula
82.
Pure water is _______ on the pH scale.
a)
Acid
b)
Base
c)
Neutral
83.
Litmus paper can be used to determine the _______ of a substance.
a)
relative volume
b)
temperature
c)
relative pH
d)
chemical formula
84.
Is this substance acidic, basic, or neutral?
a)
Acidic
b)
Basic
c)
Neutral
85.
Tastes bitter.
a)
Acids
b)
Bases
c)
Salts
d)
All
86.
If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent?
a)
water
b)
powder
c)
sugar
d)
powder and sugar
87.
True or false: a neutral solution has equal amounts of H+ and OH-.
a)
True
b)
False
88.
HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?
a)
Acid
b)
Base
c)
Neither (Neutral)
89.
A chemical bond is a ______________ that holds atoms together.
a)
force
b)
negative
c)
positive
d)
compound
90.
What two types of atoms make a covalent bond?
a)
2 Nonmetals
b)
1 Nonmetal and 1 Metal
c)
2 Metals
d)
2 Noble Gases
91.
What is the number of valence electrons for Oxygen?
a)
8
b)
6
c)
2
d)
1
92.
How many valence electrons in this structure?
a)
6
b)
5
c)
4
d)
7
93.
This type of model shows only the valence electrons of an element?
a)
Bohr diagram
b)
Childers model
c)
Electron Dot Diagram
d)
What is a valence electron again?
94.
What group of elements has a full outer shell and doesn't usually form bonds?
a)
halogens
b)
noble gases
c)
alkali metals
d)
alkaline earth metals
95.
What is a charged atom called?
a)
ion
b)
ide
c)
bond
d)
Tyler
96.
How many Iron (Fe) atoms are in this chemical formula?
a)
2 iron atoms
b)
6 iron atoms
c)
5 iron atoms
d)
4 iron atoms
97.
The law of conservation of mass states that....
a)
Matter can be created
b)
Matter can be destroyed
c)
Matter can not be created or destroyed
98.
Why do elements bond?
a)
To be friends
b)
To create a new element
c)
To become stable
99.
What is the name of this element?
a)
Lithium
b)
Boron
c)
Carbon
d)
Neon
100.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
101.
How many neutrons does the isotope of lithium have?
a)
8
b)
3
c)
4
d)
5
102.
If the number of electrons in an atom changes you make a(n) __________________.
a)
ion
b)
isotope
c)
new element
d)
isomer
103.
What is the name of the pictured isotope?
a)
Copper-29
b)
Copper-63
c)
Copper-34
d)
CopperWopperHopperBopper
104.
What is the name of the pictured isotope?
a)
Carbon-12
b)
Carbon-13
c)
Carbon-14
d)
Carbon-15
105.
A car travels at a speed of 60 km/h. What distance will it travel in 6 hours?
a)
360 km
b)
20 km
c)
.1 km
106.
A train covers a distance of 480 m in 8 hours. How fast is it traveling?
a)
60 m/h
b)
3, 840 m/h
c)
6 mph
107.
Sienna traveled 24 km in 5 hours. You can use this information to calculate her:
a)
distance
b)
time
c)
speed
108.
Hours, minutes, and days are units of measure for
a)
time
b)
distance
c)
speed
d)
acceleration
109.
m, km, cm are units of measure for
a)
distance
b)
speed
c)
time
d)
acceleration
110.
m/s, km/h, km/s are units of measure for
a)
distance
b)
time
c)
speed
d)
acceleration
111.
m/s² ,km/h², km/s² are units of measure for
a)
distance
b)
time
c)
acceleration
d)
speed
112.
Which runner stopped to rest during the race ?
a)
Albert
b)
Bob
c)
Charlie
d)
They all ran the entire time.
113.
What is happening at line A?
a)
Stationary - not moving
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
114.
Which runner won the 100 meter race?
a)
Albert
b)
Bob
c)
Charlie
d)
They all tied.
115.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
116.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
117.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
118.
Which statement is an inference about this picture?
a)
The van is tan.
b)
The van ran into KFC.
c)
The driver was hungry.
d)
Red and white are part of the KFC building.
119.
Qualitative or Quantitative:
The cat has orange fur on his ears.
The cat has orange fur on his ears.
a)
Qualitative
b)
Quantitative
120.
This variable in an experiment is the one being changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
121.
A ten pin bowling ball keeps moving down the lane until the pins hit it, or it hits the gutter.
a)
Newton's First Law - Law of Inertia
b)
Newton's Second Law - Law of Acceleration
c)
Newton's Third Law - Law of Reaction
122.
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
123.
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
124.
For every action force there is an equal and opposite reaction force
a)
Newtons (N)
b)
Newton's First Law of Motion
c)
Newton's Second Law of Motion
d)
Newton's Third Law of Motion
125.
Objects attraction to one another - like us to earth.
a)
Friction
b)
Inertia
c)
Force
d)
Gravity
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