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WorksheetsSpring Semester Review
Total questions: 70
Worksheet time: 49mins
Name
Class
Date
1.
What is the transfer of heat by movement of liquids or gases?
a)
conduction
b)
convection
c)
radiation
2.
What is the transfer of heat by direct contact?
a)
conduction
b)
convection
c)
radiation
3.
What is a transfer of heat energy by electromagnetic waves?
a)
conduction
b)
convection
c)
radiation
4.
How does heat flow?
a)
Always from cold to warm
b)
Always from warm to cold
c)
Both warm to cold & cold to warm
d)
It depends on the temperature
5.
If one object at a temp of 60 degress and another object at 40 degrees are placed in a box, what would you expect the temperature of the 2 objects to be in 3 hrs?
a)
100
b)
40
c)
50
d)
60
6.
This is the energy of vibrating molecules that move through matter.
a)
sound
b)
thermal
c)
mechanical
d)
electrical
7.
This is the energy of moving electrons.
a)
nuclear
b)
electricity
c)
potential
d)
sound
8.
___________ energy can move through empty space.
a)
Sound
b)
Nuclear
c)
Electromagnetic
d)
Chemical
9.
This is the energy that can be released by breaking the bonds between compounds.
a)
electromagnetic
b)
nuclear
c)
kinetic
d)
chemical
10.
The energy from the random movement of particles is _______ energy.
a)
chemical
b)
potential
c)
thermal
d)
interesting
11.
This is the energy that moved objects.
a)
cool
b)
nuclear
c)
chemical
d)
mechanical
12.
The is the energy due to the splitting of atoms.
a)
nuclear
b)
chemical
c)
mechanical
d)
sound
13.
Which energy conversion is taking place when you put gasoline in a car?
a)
thermal -> electrical
b)
mechanical -> electrical
c)
chemical -> mechanical
d)
mechanical -> electromagnetic
14.
what type of energy is stored in a battery?
a)
electrical
b)
chemical
c)
thermal
d)
mechanical
15.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
16.
Which energy transformation occurs in a toaster?
a)
chemical to electric
b)
electric to thermal
c)
kinetic to chemical
d)
thermal to potential
17.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
18.
Which items would have this energy transformation: chemical energy -> electrical, light and thermal energy?
a)
turning on a flashlight
b)
nuclear power plant
c)
digesting an apple
d)
tanning bed
19.
Which of the following is a fossil fuel?
a)
Wind
b)
Coal
c)
Solar
d)
Biomass
20.
Hydroelectric power produces electricity using.....
a)
Wind
b)
Sunlight
c)
Moving water
d)
Dung
21.
Energy from the sun is known as.........
a)
hydroelectric energy
b)
geothermal energy
c)
solar energy
d)
wind energy
22.
The energy resource that is most affected by change in weather is_____________?
a)
geothermal
b)
wind
c)
nuclear
d)
natural gas
23.
Which of the following is a nonrenewable resource?
a)
milk
b)
coal
c)
biomass
d)
water
24.
What is biomass?
a)
energy from the sun
b)
energy from water
c)
energy from wind
d)
energy from plant and animal waste
25.
Define Nuclear energy?
a)
An icotope
b)
The stuff you see in a power plant.
c)
Energy stored in the nucleus of an atom
d)
Energy stored in an objects height
26.
Match the definition to the term:
energy source that is incapable of being used up
energy source that is incapable of being used up
a)
inexhaustible resource
b)
nonrenewable resource
c)
natural resource
d)
renewable resource
27.
What is an element?
a)
2 or more substances chemically combined
b)
A pure substance
c)
2 or more substances mixed together but can be easily separated
28.
What is a compound?
a)
2 or more elements combined that can't be easily separated
b)
A pure substance
c)
2 or more elements mixed together but can be easily separated
29.
Which of the following is NOT a way compounds & elements are different
a)
Compounds can be broken down into elements
b)
Elements are a pure substance (only made of one thing)
c)
They both contain at least one capitol letter
d)
Elements are on the periodic table
30.
Compounds can be broken down into___________
a)
Letters & Numbers
b)
Elements
c)
Letters only
d)
Numbers only
31.
How do you write an element?
a)
One capitol letter only
b)
All capitol letters
c)
First and last letter are capitol
d)
All lowercase letters
32.
How are compounds written?
a)
Only one capitol letter
b)
Two or more capitol letters
c)
All capitol letters
d)
All lower case letters
33.
How many DIFFERENT elements are in this reaction?
a)
6
b)
3
c)
1
d)
4
34.
Which of these correctly shows the elements and percentages that make up earth's atmosphere?
a)
1% Nitrogen
78% Oxygen
21% Other
78% Oxygen
21% Other
b)
78% Nitrogen
21% Oxygen
1% Other
21% Oxygen
1% Other
c)
21% Nitrogen
1% Oxygen
21% Other
1% Oxygen
21% Other
35.
Which of the following does NOT tell me a chemical change has happened?
a)
Gas (bubbles)
b)
Change in temperature (unexpected)
c)
Change in color (unexpected)
d)
Change in size
36.
Metals are good conductors of ______________
a)
Heat
b)
Electricity
c)
Heat & Electricity
d)
They're poor conductors
37.
What does malleable mean?
a)
Can be hammered into shapes without breaking
b)
Can be stretched into wires easily
c)
Can conduct heat or electricity well
38.
What does ductile mean?
a)
Can be hammered into shapes without breaking
b)
Can be stretched into wires easily
c)
Can conduct heat or electricity well
39.
What are metalloids?
a)
Robots that turn into cars
b)
Have properties of metals and nonmetals
c)
Have properties of only metals
d)
Have properties of only nonmetals
40.
What is the job of an insulator?
a)
They allow heat or electricity to pass through easily
b)
They stop heat and electricity from passing through an object.
c)
They're what Eskimos live in
41.
What is the formula for density?
a)
volume / mass = density
b)
mass / volume = density
c)
speed / mass = density
d)
distance / time = speed
42.
If my mass is 6.8 g and my volume is 4 cm3. What is my density?
a)
1.7 g/cm3
b)
1.7 lbs/oz
c)
.06 g/cm3
d)
27.2 g/cm3
43.
If I have a block of wood that has a density of 0.8 g/cm3 and I cut it in half, what happens to the density of the wood?
a)
The density will be divided by 2
b)
The density will multiply by 2
c)
The density will stay the same
44.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
Mars,Jupiter,
Saturn,Uranus
Neptune
45.
Which planet is the largest?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
46.
The largest known volcano in the solar system, Olympus Mons, is located on this planet.
a)
Venus
b)
Mars
c)
Mercury
d)
Earth
47.
Almost Earth’s twin in size and mass, this planet has very thick atmosphere.
a)
Venus
b)
Mars
c)
Mercury
d)
Neptune
48.
This is the only planet in the solar system with oceans of liquid water.
a)
Mercury
b)
Mars
c)
Venus
d)
Earth
49.
Scientists have been able to find no atmosphere around this planet because it has little gravity and is closest to the sun.
a)
Mars
b)
Venus
c)
Mercury
d)
Earth
50.
The surface of this planet appears red due to rusting iron in the rocks.
a)
Mercury
b)
Mars
c)
Pluto
d)
Venus
51.
This gas giant has a large storm in its atmosphere known as The Red Spot
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
52.
Most likely due to a massive collision, this planet rotates from top to bottom.
a)
Saturn
b)
Venus
c)
Neptune
d)
Uranus
53.
Some scientists believe that this dwarf planet is actually a very large comet caught in a permanent orbit.
a)
Eris
b)
Pluto
c)
Mars
d)
Neptune
54.
This cold, blue planet was discovered by a mathematical prediction.
a)
Neptune
b)
Jupiter
c)
Uranus
d)
Venus
55.
This is the largest planet in the solar system.
a)
Saturn
b)
Jupiter
c)
Uranus
d)
Venus
56.
This is the smallest planet in the solar system
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
57.
Its largest moon is Titan.
a)
Saturn
b)
Jupiter
c)
Neptune
d)
Uranus
58.
This has an extremely elliptical orbit -
a)
Pluto
b)
Neptune
c)
Uranus
d)
Saturn
59.
What is the law of Universal Gravitation?
a)
Nothing has gravity
b)
Only big objects have gravity
c)
Only the sun has gravity
d)
Everything has gravity
60.
The forces of ________________ and _____________________ control the orbit of a planet.
a)
gravity and motion
b)
mass and motion
c)
distance and mass
d)
gravity and distance
61.
___________________ and _______________________ affect the strength of the gravitational pull on an object.
a)
Mass and gravity
b)
motion and distance
c)
mass and distance
d)
motion and gravity
62.
A small planet that is close to the Sun will –
a)
have a strong gravitational pull exerted on it
b)
pull several smaller planets into its orbit
c)
have too great a mass to orbit the Sun
d)
orbit in an elliptical path
63.
A friend asked a student why Earth revolves around the Sun. The student told the friend about the combined effects of the gravitational force of the Sun and the forward motion of Earth. What was the student describing?
a)
supernova
b)
rotation
c)
orbit
d)
revolution
64.
How does the International Space Station help explore space?
a)
It allows astronauts to travel between Earth and the moon.
b)
It allows scientists to live in space and do experiments.
c)
It allows probes to refuel before they launch into space.
d)
It allows data to be sent from satellites back to Earth.
65.
How does the Hubble Space Telescope help scientists explore space?
a)
by showing the phases of the moon
b)
by magnifying galaxies across the universe
c)
by counting the planets in our solar system
d)
by finding a way to send humans to Mars
66.
How do unmanned space probes help explore space?
a)
They provide materials to make sure the Hubble Space Telescope operates smoothly.
b)
They search distant galaxies to discover whether life exists outside our solar system.
c)
They transport people back and forth between Earth and the International Space Station.
d)
They travel to places humans cannot reach and send back data to Earth.
67.
The rings of Saturn were photographed in great detail when which of the following flew by the planet?
a)
Hubble Space Telescope
b)
Space Shuttle Challenger
c)
Voyager 1 space probe
d)
International space station
68.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
69.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
70.
Adding baking soda and vinegar together and it fizzes and creates carbon dioxide.
a)
Chemical
b)
Physical
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