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WorksheetsPhysical Science Review
Total questions: 101
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
Which of the following helps to produce rainbows in the sky?
a)
A. diffraction
b)
B. interference
c)
C. absorption
d)
D. refraction
2.
What kinds of waves are used in radar for detecting the speed of a car?
a)
A. microwaves
b)
B. infrared waves
c)
C. X rays
d)
D. gamma rays
3.
The color of an opaque object is determined by the colors of light that
a)
A. are reflected.
b)
B. are diffracted.
c)
C. are transmitted.
d)
D. are refracted.
4.
An electromagnetic wave is a wave that
a)
A. can travel only through matter.
b)
B. can travel only through empty space.
c)
C. consists of changing electric and magnetic fields.
d)
D. is the same as sound waves and water waves.
5.
Which of the following is a true statement about how the eye “sees” things?
a)
A. The light diffracts off an image and bounces away.
b)
B. The light rays reflect off an object’s image and comes back to your eye.
c)
C. The light rays enter your pupil and vibrate through to your brain.
d)
D. All of the above.
6.
The major source of energy on Earth originates from
a)
A. food.
b)
B. fossil fuels.
c)
C. photosynthesis.
d)
D. EM waves from the sun.
7.
Electromagnetic waves are arranged by
a)
A. usefulness.
b)
B. wavelength.
c)
C. amplitude.
d)
D. speed.
8.
Causes sunburn
a)
A. visible light
b)
B. ultraviolet light
c)
C. infrared wave
d)
D. gamma ray
9.
Makes whatever it strikes feel warmer
a)
A. visible light
b)
B. ultraviolet light
c)
C. infrared wave
d)
D. gamma ray
10.
Used to treat cancer
a)
A. visible light
b)
B. ultraviolet light
c)
C. infrared wave
d)
D. gamma ray
11.
A wave interaction in which a wave encounters an obstacle or an edge and changes direction
a)
A. Diffraction
b)
B. Reflection
c)
C. Refraction
d)
D. Wavelength
12.
A wave interaction in which a ray of light, sound, or heat bounces off a surface that does it does not go through
a)
A. Diffraction
b)
B. Reflection
c)
C. Refraction
d)
D. Wavelength
13.
A wave interaction in which a wave bends as it passes between two substances in which the speed of the wave differs
a)
A. Diffraction
b)
B. Reflection
c)
C. Refraction
d)
D. Wavelength
14.
A wave interaction in which the energy carried by light waves is transferred to particles of matter
a)
A. absorption
b)
B. constructive interference
c)
C. destructive interference
d)
D. scattering
15.
Used by cellular phones
a)
A. microwave
b)
B. radio wave
c)
C. X ray
16.
Used to see inside containers without opening them
a)
A. microwave
b)
B. radio wave
c)
C. X ray
17.
Used to broadcast television signals
a)
A. microwave
b)
B. radio wave
c)
C. X ray
18.
Which of the following is NOT mixture?
a)
sugar
b)
red water
c)
muddy water
d)
oatmeal
19.
Which of the following is a mixture
a)
zinc
b)
water
c)
air
d)
carbon
20.
A(n) is substance in which all the atoms in it are all alike
a)
mixture
b)
colloid
c)
solution
d)
element
21.
All changes in the state of matter of substance require
a)
water
b)
vibration
c)
energy
d)
sublimation
22.
Which of these warnings refer to the chemical property of a material
a)
fragile
b)
flammable
c)
handle with care
d)
shake well
23.
The law of conservation of mass states that mass cannot be
a)
burned
b)
changed in form
c)
created or destroyed
d)
heated of cooled
24.
A substance that is made of atoms of more than one type bound together in a fixed proportion is called what?
a)
element
b)
compound
c)
mixture
d)
atom
25.
The shape of an apple is a
a)
chemical change
b)
chemical property
c)
physical change
d)
physical property
26.
Three examples of physical change are
a)
boiling of water, bursting of balloon, and crumbling a piece of paper
b)
burning of gasoline, rotting of an egg, and exploding fireworks
c)
freezing of water, evaporation of gasoline, and rusting a nail
d)
sawing of wood, crushing a can, and toasting a marshmallow
27.
Another name for a homogeneous mixture is a
a)
mixture
b)
solution
c)
substance
d)
element
28.
Which of the following is an example of physical change
a)
dissolving salt in water
b)
burning wood into a charcoal
c)
cooking an egg
d)
rusting iron
29.
A rough surface is a
a)
physical property
b)
chemical property
30.
Fizzes violently when mixed is a
a)
physical property
b)
chemical property
31.
Reacts with oxygen is a
a)
physical property
b)
chemical property
32.
Floats in water is a
a)
physical property
b)
chemical property
33.
Mercury in a thermometer is a(n)
a)
element
b)
compound
c)
solution
d)
suspension
34.
Definition of a heterogeneous mixture:
a)
mixture that is uniform in composition
b)
A mixture that is not uniform in composition
35.
Which of these is a homogeneous mixture?
a)
Chlorine
b)
Chocolate chip cookie
c)
Black tea
d)
Water
36.
Green color in paint is a
a)
Physical property
b)
Chemical Property
37.
What is Volume?
a)
Anything that has mass and takes up space
b)
A measure of how much matter is in an object
c)
The amount of space that an object contains
d)
The measurement of how much mass of a substance is contained in a given capacity
38.
Baking soda reacting with vinegar is a
a)
Physical Property
b)
Chemical Property
39.
Grinding quartz crystals down to produce sand is an example of a
a)
Physical Change
b)
Chemical Change
40.
What is the color of a rose?
a)
Physical Property
b)
Chemical Property
41.
Sugar water is a
a)
Homogeneous Mixture
b)
Heterogeneous Mixture
42.
A fruit salad is a
a)
Homogeneous Mixture
b)
Heterogeneous Mixture
43.
Carbon Dioxide is a(n)
a)
Element
b)
Mixture
c)
Solution
d)
Compound
44.
Sodium is a(n)
a)
Mixture
b)
Element
c)
Compound
d)
Solution
45.
A material that can be represented by a chemical formula is
a)
A mixture
b)
A compound
c)
An element
d)
A solution
46.
You put 1 gram of salt into 1 liter of water and stir. The resulting liquid is an example of
a)
A Heterogeneous Mixture
b)
A Homogeneous Mixture
47.
Hydrogen Peroxide (H2O2) is a(n)
a)
Solution
b)
Heterogeneous Mixture
c)
Compound
d)
Element
48.
When two or more substances are combined so each substance can be separated by physical means, the result is a(n)
a)
Compound
b)
Mixture
c)
Element
d)
Chemical Change
49.
Which of the following would be an insulator
a)
copper
b)
steel
c)
plastic
d)
graphite
50.
Top of a wave
a)
crest
b)
trough
c)
wavelength
d)
origin
51.
any material heat or electricity can easily move through
a)
conductor
b)
resistor
c)
insulator
d)
locator
52.
material a wave travels through
a)
large
b)
medium
c)
solid
d)
opaque
53.
Lifting a bale of cotton is no easy task. Farmer Jones wanted to store the cotton in the loft of his barn but he could not budge the bale. He consulted the high school's science teacher for help. She suggested a simple machine.
Farmer Jones' options included an inclined plane, a fixed pulley, a block and tackle, and a lever. If he had to lift the bale of cotton to a height of fifteen feet, which would be the MOST practical solution?
a)
lever
b)
screw
c)
inclined plane
d)
block and tackle (pulley system)
54.
A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is ___.
a)
26
b)
30
c)
52
d)
56
55.
As a sample of matter is heated, its particles ____.
a)
are unaffected
b)
move more quickly
c)
move more slowly
d)
stop moving
56.
When a log burns in a fire _____.
a)
a physical change has occurred
b)
mass is gained
c)
mass is lost
d)
new substances are formed
57.
A wave will travel only as long as it has ____ to carry.
a)
energy
b)
mass
c)
amplitude
d)
matter
58.
A path that allows only one route for an electric current is called a ____.
a)
parallel circuit
b)
parallel current
c)
series circuit
d)
series current
59.
According to the law of conservation of energy, the total amount of energy in the universe ____.
a)
reamins constant
b)
changes constantly
c)
increases
d)
decreases
60.
The kinetic energy of an object increases as its _____ increases.
a)
gravitational energy
b)
potential energy
c)
specific heat
d)
velocity
61.
When a force is exerted on a box, an equal and opposite force is exerted by the box. These are called ______ forces.
a)
action-reaction
b)
centripetal
c)
frictional
d)
gravitational
62.
The relationship among mass, force, and acceleration is explained by ______.
a)
conservation of momentum
b)
Newton's first law
c)
Newtons second law
d)
Newton's third law
63.
In any change, chemical or physical, the mass of the starting stuff is _________ the mass of the ending stuff.
a)
the same
b)
different
c)
less than
d)
more than
64.
This is a pure substance made up of two or more elements chemically joined.
a)
element
b)
atom
c)
mixture
d)
compound
65.
Which of the following is an indication that a chemical change has taken place?
a)
the shape changes
b)
the substance dissolved
c)
a gas was produced
d)
none of the above
66.
Which of the following statements is true of electromagnetic waves?
a)
They require a medium to travel through
b)
Sound waves are an example
c)
They do not require a medium to travel through
d)
They all travel at different speeds
67.
Which of the following carries the least amount of energy?
a)
x-rays
b)
visible light
c)
infrared waves
d)
radio waves
68.
Which term refers to an object's tendency to resist a change in it's motion?
a)
resistance
b)
stubborn
c)
inertia
d)
acceleration
69.
An object at rest stays at rest and an object in motion stays in motion unless acted on by an unbalanced force states which of Newton's laws of motion?
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 5th Law
70.
1. Based on the periodic table entry below, how many protons are in one helium atom.
a)
A. 1
b)
B. 2
c)
C. 4
d)
D. 6
71.
Which of the following is a property of a nonmetal?
a)
A. It has a hard and shiny surface
b)
B. It can be bent into different shapes
c)
C. It is a poor conductor of electricity
d)
D. It is a good conductor of heat
72.
What should you do to increase the strength of the electromagnet?
a)
A. Change to a smaller nail.
b)
B. Use two nails.
c)
C. Increase the number of coils.
d)
D. Decrease the number of coils.
73.
From the picture above, the thinner the guitar string the _______ the pitch..
a)
A. Higher
b)
B. Lower
c)
C. The thickness of the string has nothing to do with the pitch
d)
D. None of the above.
74.
If you had two coal trucks of the same size, one was empty and one was full. Which one would cause the most force to stop from rolling down a hill?
a)
A. The empty coal truck requires more force to stop.
b)
B. The full coal truck requires more force to stop.
c)
. C. They both require the same amout of force to stop
d)
D. None of the above
75.
Running hot water over a tight metal lid on a glass jar helps to loosen the lid because the…
a)
A. Glass jar contracts
b)
B. Glass jar expands
c)
C. Metal lid expands
d)
D. Metal lid contracts
76.
The picture above shows two large beakers. Imagine they are on a hot plate. Beaker 1 contains 1.0 liters of water, and beaker 2 contains 2.0 liters of water. Before the hot plate is switched on, the water in both beakers is at 25 degrees Celsius. After the hot plate has been on for 8 minutes, the water in beaker 1 will…
a)
A. Be warmer than the water in beaker 2.
b)
B. Be slightly cooler than the water in beaker 2.
c)
C. Have half the heat energy of the water in beaker 2.
d)
D. Have exactly the same temperature as the water in beaker 2.
77.
Which shows the correct flow of heat for a glass of ice water held in a person’s hand?
a)
A. Person to ice to water to glass
b)
B. Person to glass to water to ice
c)
C. Ice to water to glass to person
d)
D. Water to glass to ice to person
78.
Which of the following would be most helpful in separating iron fillings from sand?
a)
A. Water
b)
B. A ruler
c)
C. A magnet
d)
D. A hammer
79.
Arrange the steps to the scientific method in order. 1. Design an experiment
2. Draw a conclusion
3. Form a hypothesis
4. State a problem
5. Collect and record data
Which choice below is in the correct order?
2. Draw a conclusion
3. Form a hypothesis
4. State a problem
5. Collect and record data
Which choice below is in the correct order?
a)
A. 2, 4, 1, 3, and 5
b)
B. 3, 2, 5, 1, and 4
c)
C. 4, 2, 1, 3, and 5
d)
D. 4, 3, 1, 5, and 2
80.
Iron is found in nature as a pure metal, as in iron ore in rocks, and as rust (iron oxide). When iron is a pure metal, it is an example of…
a)
A. A mixture
b)
B. A compound
c)
C. An element
d)
D. An acid
81.
If you dissolved sugar and salt in water. What would be the best method to separate sugar and salt from the water?
a)
A. Evaporation
b)
B. Stirring the water with a spoon
c)
C. Shaking the water
d)
D. You can not separate the sugar and salt from the water
82.
The electric circuit is shown above. Which list best describes how energy is transformed in the circuit beginning with the type of energy in the battery?
a)
A. Magnetic energy to electrical energy to light energy.
b)
B. Kinetic energy to light energy to heat energy.
c)
C. Chemical energy to electrical energy to light energy.
d)
D. Chemical energy to light energy to electrical energy.
83.
Which item below is the most dense?
a)
A. Ping Pong Ball
b)
B. Lamp Oil
c)
C. Bolt
d)
D. Corn Syrup
84.
A car is moving on a straight and level road. The speed of the car is increasing. Which best compares the forces acting on the car?
a)
A. The force pushing the car forward equals the force of gravity on the car.
b)
B. The force pushing the car forwar is greater than the force of gravity on the car.
c)
C. The force of the ground pushing up on the car equals the force of friction on the car.
d)
D. The force of the ground pushing up on the car is smaller than the force of gravity on the car.
85.
Which of the following is an example of balanced forces acting on an object?
a)
A. A truck slowing down as it approaches a red light
b)
B. An acorn falling from a tree.
c)
C. A motorcycle changing speed from 50 miles per hour to 70 miles per hour
d)
D. A car moving at a constant speed of 55 miles per hour.
86.
The picture above shows a large box being pushed by two men. The box did not change its position in the room because…
a)
A. The opposing forces were balanced
b)
B. The smooth floor created no friction
c)
C. The man on the left side applied more force than the man on the right side.
d)
D. The man on the right side applied more force than the man on the left side.
87.
Which of the following increases when the force applied to an object increases?
a)
A. The acceleration of the object.
b)
B. The force of gravity on the object.
c)
C. The effects of inertia on the object.
d)
D. The velocity of the object.
88.
What energy is the rubbing band using before it is released?
a)
A. Kinetic Energy
b)
B. Mechanical Energy
c)
C. Heat Energy
d)
D. Potential Energy
89.
If a basketball is on a table and is not moving, all of the forces acting on the ball are...
a)
A. Unequal
b)
B. Downward
c)
C. Not Balanced
d)
D. Balanced
90.
How does an astronaut's weight compare between being on the moon than on Earth?
a)
Same weight, same mass
b)
Same weight, less mass
c)
Less weight, same mass
d)
Less weight, more mass
91.
Which of the following is a force?
a)
Inertia
b)
Friction
c)
Velocity
d)
Acceleration
92.
The gravitational force between two objects depends on their _____.
a)
speed
b)
masses
c)
velocities
d)
shapes
93.
_____ acts only between surfaces that are in contact.
a)
Inertia
b)
Friction
c)
Gravity
d)
A net force
94.
An object of large mass has _____ than an object of small mass.
a)
less inertia
less inertia
b)
more inertia
c)
less weight
d)
greater acceleration
95.
The waving hand of the man in the car is demonstrating what type of energy?
a)
thermal
b)
chemical
c)
mechanical
d)
radiant
96.
What types of energy are involved with plugging in & turning on a toaster?
a)
nuclear, thermal, hydroelectric
b)
nuclear, mechanical, electrical
c)
thermal, mechanical, electrical
d)
chemical, electrical, mechanical
97.
What is the best example of a machine that converts electrical energy into kinetic energy and sound energy?
a)
An electric toothbrush
b)
A toaster
c)
A flashlight
d)
An iron
98.
Heat always moves from
a)
hot to cold
b)
cold to hot
c)
warm to hot
d)
hot to hot
99.
What is created when a magnet moves back and forth through a coil of wire?
a)
transformer
b)
electricity
c)
short circuit
d)
circuit breaker
100.
What is created when a current moves through a coil of wire with an iron nail inside?
a)
parallel circuit
b)
battery
c)
electromagnet
d)
transformer
101.
Every magnet regardless of its shape has two
a)
poles
b)
charges
c)
types of energy
d)
forces
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