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WorksheetsReview for 3rd Quarter Learning Check
Total questions: 100
Worksheet time: 2hrs 54mins
Name
Class
Date
1.
What is an example of Radiant energy?
a)
Electromagnetic waves
b)
Burning Logs
c)
Vibrations
d)
Gravitational potential
2.
Kinetic energy is energy due to...
a)
interactions between objects or particles
b)
motion
c)
elasticity
d)
mass
3.
Potential energy is energy due to..
a)
mass
b)
motion
c)
position of the object
d)
work
4.
What is energy?
a)
the ability to cause change or do work
b)
the ability to resist change
c)
the ability to lack change
d)
the ability to dab
5.
Which is an example of sound energy?
a)
light energy
b)
plucking a guitar string
c)
turning the lights on
d)
splitting nuclei
6.
What is friction?
a)
a force that resists the sliding of two surfaces
b)
a force that lubricates the sliding of two surfaces
c)
a force that allows two surfaces to slide that are not touching each other
d)
a forces that transforms the sliding of two surfaces to make it easier.
7.
"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."
Which law is this?
Which law is this?
a)
Law of Conservation of Mass
b)
Newton's Second Law
c)
Law of Conservation of Energy
d)
Newton's Third Law
8.
Can energy be created or destroyed?
a)
Yes
b)
No
9.
You have just turned on a fan.
What type of energy is this?
What type of energy is this?
a)
Electric
b)
Radiant
c)
Nuclear
d)
Thermal
10.
Thermal energy is...
a)
burning logs
b)
turning on a fan
c)
sun energy
d)
splitting of nuclei
11.
This makes it harder to move objects along a surface
a)
kinetic energy
b)
work
c)
friction
d)
elasticity
12.
What energy is given off when a cell phone rings?
a)
Sound Energy
b)
Gravitational Energy
c)
Thermal Energy
d)
Nuclear Energy
13.
What is the KE of a 1.00 kg hammer swinging at 20.0 m/s?
a)
200 Joules
b)
1500 Joules
c)
950 Joules
14.
A cheetah can run briefly with a speed of 31.0 m/s. Suppose a cheetah with a mass of 47.0 kg runs at this speed. What is the cheetah’s kinetic energy?
a)
15,500 Joules
b)
22,583 Joules
c)
15 Joules
d)
45,543 Joules
15.
A baby carriage that is carrying twins is sitting at the top of a knoll that is 21 m high. The carriage
with the babies are 48kg. What is the Potential Energy of the twins and the carriage?
with the babies are 48kg. What is the Potential Energy of the twins and the carriage?
a)
5,524 Joules
b)
45,125 Joules
c)
9,888 Joules
16.
A roller coaster has a mass of 250 kg, and is 50 meters above the ground, what is the potential energy?
a)
122,625 Joules
b)
5,600 Joules
c)
234,799 Joules
17.
Kinetic energy is the energy of ____________ and potential energy is the energy of ________.
a)
heat, position
b)
static, motion
c)
motion, position
18.
Conservation of energy states that energy cannot be ________ or ________, but can be altered from one form to another.
a)
created, destroyed
b)
gravity, force
c)
heat, created
19.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
20.
What type of energy is in this picture?
a)
Kinetic
b)
Elastic Potential
c)
Chemical Potential
d)
Sound
21.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
22.
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
23.
Energy caused by the movement in the particles of matter. It is a form of kinetic energy.
a)
Nuclear energy
b)
Sound energy
c)
Light energy
d)
Thermal energy
24.
Name the missing force....
a)
weight force
b)
normal force
c)
frictional force
d)
tension force
25.
Name the missing force...
a)
applied force
b)
weight force
c)
lift
d)
normal force
26.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
27.
Name the missing force...
a)
gravity force
b)
normal force
c)
buoyant force
d)
applied force
28.
Name the missing force...
a)
normal force
b)
applied force
c)
frictional force
d)
tension force
29.
What is the equation for Newton's 2nd law?
a)
a = bc
b)
F = m/a
c)
F = ma
d)
a = b/c
30.
What are the units of force?
a)
kg
b)
N
c)
m/s
d)
m/s2
31.
When mass is 10 kg, acceleration is 2 m/s/s, what is force?
F = ma
F = ma
a)
5 N
b)
20 N
c)
8 N
d)
12 N
32.
The larger the mass you have the _____ force you need to change its motion.
a)
more
b)
less
33.
As force applied to a textbook increases, what happens to its acceleration?
a)
Stays the same
b)
Increases
c)
Decreases
d)
Opens
34.
True or False. An increase in mass will result in an increase in the acceleration?
a)
True
b)
False
35.
A force of 90N is applied to each cart below, which one will accelerate the fastest?
a)
Cart 1
b)
Cart 2
c)
Cart 3
d)
Cart 4
36.
Two students are in a baseball game. The first student hits a ball very hard and it has a greater acceleration than the second student who bunts the ball lightly.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
37.
What two quantities must I know to calculate something's speed?
a)
time and weight
b)
position and distance
c)
distance and time
d)
distance and speed
38.
A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?
a)
100kg
b)
1,250kg
c)
50kg
d)
5kg
39.
Something with a greater mass requires a(n) _____ force to move it.
a)
greater
b)
lesser
c)
equal
d)
opposite
40.
If the net force is equal to zero, the forces acting on the object are
a)
balanced
b)
unbalanced
41.
An evil ewok threw a rock with a force of 24.6N and an acceleration of 6m/s2 at an innocent stormtrooper. What was the rocks mass?
a)
4Kg
b)
41kg
c)
4.1kg
d)
46kg
42.
What is the net force?
a)
40 N left
b)
400 N right
c)
0 N Balanced
d)
40 N right
43.
What is force?
a)
A push exerted on an object
b)
A push or pull exerted on an object
c)
A pull exerted on an object
d)
Nothing
44.
Acceleration is a change in...
a)
Inertia
b)
Gravity
c)
Velocity
d)
Distance
45.
What is a Balanced Force? Two objects where...
a)
They both have equal force
b)
One has more force than the other
c)
Both have no force
d)
One has more gravity than the other
46.
Waves move ___ through vibrations
a)
Energy
b)
Matter
c)
Mass
d)
Weight
47.
What is the wavelength?
a)
Length
b)
Height
c)
# of waves
48.
What is the amplitude?
a)
length
b)
height
c)
# of waves
49.
Which is the wavelength?
a)
1
b)
2
c)
3
d)
4
50.
If the frequency gets higher, the wavelength gets
a)
longer
b)
shorter
51.
If the wavelength gets longer, the frequency gets
a)
higher
b)
lower
52.
The loudness of the sound depends on
a)
wavelength
b)
amplitude
c)
frequency
53.
The pitch of the sound depends on
a)
frequency
b)
amplitude
c)
wavelength
54.
Which electromagnetic wave is responsible for cell phones?
a)
gamma
b)
xray
c)
microwaves
d)
radio
55.
Which EM wave has the lowest frequency?
a)
radio
b)
xray
c)
gamma
d)
infrared
56.
Which EM wave has the longest wavelength?
a)
light
b)
radio
c)
ultraviolet
d)
red
57.
Is refracting light bending or bouncing?
a)
bending
b)
bouncing
58.
You can't hear sounds in outer space because there is no
a)
medium
b)
light
c)
energy
d)
heat
59.
What does a wave carry?
a)
boats
b)
matter
c)
energy
d)
water
60.
What is the speed of a wave that has a wavelength of 2 and a frequency of 2.5?
a)
2.5 m/s
b)
5 m/s
c)
4.5 m/s
d)
6 m/s
61.
Which wave has the most energy?
a)
top wave
b)
bottom wave
62.
What is the amplitude of this wave?
a)
4
b)
8
c)
2
d)
6.3
63.
What is the wavelength of this wave?
a)
4
b)
8
c)
3.3
d)
6.3
64.
Which is the correct equation for calculating the speed of a wave?
a)
T = 1/f
b)
Speed= Wavelength x Period
c)
Speed = Wavelength/Frequency
d)
Speed= Wavelength x Frequency
65.
What type of wave is this?
a)
Transverse
b)
Longitudinal
66.
What kind of wave is pictured?
a)
Transverse
b)
Longitudinal
c)
surface
d)
none of the above
67.
Mechanical waves usually travel fastest through:
a)
solids
b)
liquids
c)
gases
68.
Mechanical waves usually travels fastest as the temperature of the medium:
a)
increases
b)
decreases
c)
stays the same
69.
Sound is an example of which type of wave?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
70.
The lowest point on a wave is the:
a)
Amplitude
b)
Crest
c)
Trough
d)
Wavelength
71.
A tuning fork starts to vibrate when a certain note is played on the piano, This is an example of _______.
a)
resonance
b)
refraction
c)
diffraction
d)
reflection
72.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
73.
Which is an example of an analog signal?
a)
Record Player
b)
CD Player
74.
What is true about a digital signal?
a)
They are easily distorted or affected by interference
b)
They take up more space
c)
They require more information
d)
They are generally considered more reliable
75.
Choose the correct equation for Kinetic Energy
a)
KE = 0.5 x mass x velocity2
b)
KE = speed x velocty2 x mass
c)
KE = speed x mass / time
d)
KE = 0.5 x mass / velocity
76.
Choose the correct equation for Gravitational Potential Energy
a)
GPE = msh
b)
GPE = mass x speed x height
c)
GPE = mgh
d)
GPE = mass / height
77.
The standard unit of energy is
a)
n
b)
kg
c)
J
d)
N
78.
The standard unit of mass is
a)
g
b)
kg
c)
J
d)
N
79.
When two atoms share electrons, a chemical bond is formed. This type of bond is called:
a)
covalent bond
b)
ionic bond
c)
crystal bond
d)
polyatomic bond
80.
Which of these is covalent?
a)
NaCl
b)
Pb(NO3)2
c)
CO2
d)
AlCl3
81.
What is the charge on an Aluminum ion?
a)
3
b)
+3
c)
+2
d)
+1
82.
How many valence electrons does hydrogen have?
a)
4
b)
3
c)
2
d)
1
83.
A(n) _________ is an ion with a positive (+) charge.
a)
anion
b)
cation
c)
ion
d)
solute
84.
What is the ionic compound formed between Ba and P?
a)
Ba2P3
b)
Ba3P2
c)
BaP
d)
Ba2P2
85.
An ionic bond happens between what kinds of elements?
a)
metals and metals
b)
metals and nonmetals
c)
nonmetals and nonmetals
86.
Which type of bond does Nitrogen and Hydrogen make?
a)
covalent
b)
metallic
c)
ionic
d)
James
87.
Which of the following is NOT an ionic compound:
a)
CaO
b)
NaOH
c)
BaCl2
d)
Br2
88.
The Law of Conservation of Matter
a)
tells how many atoms of an element are contained in one molecule or formula unit.
b)
the starting materials in a chemical reaction
c)
the new substances that are formed in a chemical reaction
d)
A law stating that atoms are not created or destroyed during a chemical reaction.
89.
Is Hydrogen considered a metal or a non-metal?
a)
Metal
b)
Non-metal
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 can be generalized about covalent bonds?
a)
Electrons will be exchanged.
b)
Electrons will be transferred.
c)
Electrons will be given and taken.
d)
Electrons will be shared.
92.
The number of bonds an element will form in a covalent compound will be equal to
a)
the number of valence electrons
b)
eight electrons
c)
the number of electrons needed to reach an octet
d)
the group number
93.
Ionic bonds happen because of the ____ of valence electrons.
a)
sharing
b)
transfer
94.
Nitrogen will ____ valence electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
95.
What type of bond is this? Lithium with Fluorine?
a)
ionic
b)
covalent
96.
Write the formula for barium + nitrogen
a)
Ba2N3
b)
Ba3N2
c)
BaN
d)
BaN3
97.
If my charge becomes 2+ what does that say about me?
a)
I am stealing 2 electrons
b)
I am losing 2 electrons
c)
I am in period 2
d)
I have an atomic # of 2
98.
If I gain electrons I become
a)
Positive because I've added to my atom
b)
negative because I've added electrons
c)
same because i'm balanced
d)
equal because now I have electrons
99.
What is the oxidation number of O in CO2?
a)
+2
b)
-1
c)
+4
d)
-2
100.
What are oxidation numbers?
a)
Number of electrons in the outer most energy level
b)
Number of protons
c)
Electrons gained or lost in chemical bonding
d)
Number of neutrons gained or lost
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