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WorksheetsJMS 2nd Sem. Science Review
Total questions: 48
Worksheet time: 37mins
Name
Class
Date
1.
Which planet is smaller than Earth, has a rocky surface, once had water flowing over its surface, has polar ice caps, and has a rust-colored surface?
a)
Mars
b)
Venus
c)
Mercury
d)
Saturn
2.
What produces global winds?
a)
the unequal tilt of Earth's axis
b)
the unequal distance of Earth's orbit to the sun
c)
the unequal heating of Earth's suface
d)
the unequal spinning of Earth on its axis
3.
What is the MAIN cause of tides on Earth?
a)
the sun's gravitational pull on Earth's waters
b)
the moon's gravitational pull on Earth's waters
c)
underwater earthquakes in Earth's oceans
d)
wind blowing across the surface of Earth's oceans
4.
What weather is associated with the front being shown?
a)
sudden change in weather, thunderstorms, then cooler, clear weather afterwards
b)
days of drizzly rain, then clear, warmer weather afterwards
c)
several days of heavy rain with a potential risk of flooding
d)
heavy snow, blizzard conditions, and hurricanes
5.
What happens to air pressure as altitude increases? (Think of climbing a mountain!)
a)
it slowly increases then rapidly decreases
b)
it decreases
c)
it increases
d)
it rapidly increases then slowly decreases
6.
What is a hurricane's source of energy?
a)
warm ocean water that evaporates into the air over the ocean
b)
cool ocean water that condenses into the air over the ocean
c)
warm, dry air over the ocean
d)
cool, dry air over the land
7.
What is the largest source of Earth's fresh water?
a)
groundwater
b)
oceans
c)
glaciers/ice caps
d)
rivers/lakes
8.
What is responsible for the different amount of daylight hours on Earth throughout the year?
a)
The distance of Earth from the sun at different times in its orbit
b)
The North Pole points more toward or away from the sun at different times during the year.
9.
What is unique about an equinox?
a)
They happen four times a year and mark the beginning of each season.
b)
They determine when we have the longest and shortest days in the Northern Hemisphere.
c)
They occur when Earth's orbit lines up with the sun and the moon.
d)
They are the two times a year when there is equal daylight and darkness.
10.
At which position would you expect to see a waxing gibbous?
a)
2
b)
4
c)
6
d)
8
11.
Why can only a small number of people on Earth witness a total solar eclipse?
a)
The moon's shadow it too small.
b)
The moon's shadow is too large.
c)
The sun is too close.
d)
Earth's axis is too tilted.
12.
Which choice shows the correct amounts of Earth's TOTAL water from LARGEST to smallest?
a)
water vapor, ice, saltwater
b)
groundwater, saltwater, rivers
c)
lakes, groundwater, ice
d)
saltwater, ice, rivers/lakes
13.
What would happen if Earth no longer experienced inertia?
a)
Earth would be pulled into the sun.
b)
Earth would fly off into space.
c)
Earth would double in size.
d)
Earth would not be affected.
14.
What happens when the moon moves into Earth's shadow?
a)
a solar eclipse
b)
a lunar eclipse
c)
a full moon
d)
a new moon
15.
If the first LOW tide of the day occurs at 3:00 am, about when would the next HIGH tide occur?
a)
3:00 pm
b)
9:00 pm
c)
9:00 am
d)
3:00 am the next day
16.
What is happening in this diagram?
a)
a lunar eclipse
b)
an alien invasion
c)
a neap tide
d)
a solar eclipse
17.
What causes surface currents and waves to form on ocean water?
a)
wind blowing across the ocean's surface
b)
the moon's gravitational pull on Earth's water
c)
earthquakes under the ocean's surface
d)
changes in ocean water's density
18.
What were Galileo's most important contribution to the heliocentric model of the universe?
a)
four moons revolving around Jupiter
b)
the planets' elliptical orbits
c)
gravity and inertia keeping the planets in orbit
d)
galaxies were moving apart from each other
19.
When water vapor loses heat energy and changes into a liquid, what process has occurred?
a)
evaporation
b)
condensation
c)
transpiration
d)
collection
20.
Which statement is supported by the weather map?
a)
Georgia is experiencing clearer skies now that the cold front has passed.
b)
The mid-western states face potential flooding due to the stationary front.
c)
The white lines are isobars and connect areas of equal pressure.
d)
All of these statements are correct.
21.
Which choice describes the air in a maritime tropical air mass?
a)
humid and cold
b)
dry and warm
c)
humid and warm
d)
dry and cold
22.
Why does Earth have seasons?
a)
Earth's perfect distance from the sun creates our seasons.
b)
Earth's tilted axis causes Earth to have seasons.
c)
Earth's rotation on its axis in a 24 hour period causes it to have seasons.
d)
Earth's interactions with the moon's gravity causes Earth's seasons.
23.
Areas of the ocean shown in red have an average salinity of 38+ ppt. Why is the ocean so salty in these areas?
a)
They are at higher latitudes so they experience more freezing.
b)
They are closer to the equator so they experience more evaporation.
c)
They are at mouths of rivers so more fresh water is being added.
d)
They are near rain forests where more precipitation is being added.
24.
What is the correct composition of our atmosphere?
a)
78% nitrogen, 21% oxygen, 1% trace gases
b)
21% nitrogen, 78% oxygen, 1% trace gases
c)
78% water vapor, 20% carbon dioxide, 2% methane
d)
77% oxygen, 21% hydrogen, 2% helium
25.
What do we call an object in space that is mainly composed of ice and rock? (HINT: It "grows" a tail!)
a)
meteor
b)
asteroid
c)
planetesimal
d)
comet
26.
At what point in the diagram is June 21st being shown?
a)
A
b)
B
c)
C
d)
D
27.
Which statement is supported by the diagram?
a)
The oldest ocean crust can be found at point C.
b)
New ocean floor is being added at point D and older ocean crust is being destroyed at point G.
c)
Newer ocean crust is being made at point A.
d)
Point B is showing the mid-ocean ridge.
28.
What causes a sea breeze to blow during the day?
a)
Earth's spinning on its axis causing global winds to curve.
b)
Equal pressure air from over both the water and land blowing against each other.
c)
Warmer air moving from a low pressure area over land to a high pressure area over water.
d)
Cooler air moving from a high pressure area over the water to a low pressure area over land.
29.
At what point in the diagram will a neap tide occur?
a)
A
b)
D
c)
B & D
d)
A & C
30.
How do clouds form?
a)
Warm, dry air rises, cools, and begins to precipitate, forming fog.
b)
Warm, humid air rises, cools, and condenses around dust particles.
c)
Cool, humid air sinks, evaporates, and percolates into the ground.
d)
Cool, dry air moves parallel with bodies of water, absorbing moisture to form clouds.
31.
What has to happen in order for liquid water to change to water vapor?
a)
It must gain enough heat to evaporate.
b)
It must lose enough heat to condense.
c)
It must become saturated enough to precipitate.
d)
It must be gathered enough to be accumulated.
32.
What would happen to Earth if it's rotation were slower?
a)
Its day would be shorter.
b)
Its year would be shorter.
c)
Its day would be longer.
d)
Its seasons would disappear.
33.
Which point on the diagram is showing the continental shelf?
a)
A
b)
F
c)
C
d)
E
34.
Which position is showing a full moon?
a)
1
b)
3
c)
5
d)
7
35.
Which position is showing a waning crescent?
a)
B
b)
D
c)
F
d)
H
36.
What causes global winds?
a)
Direct heating at Earth's equator and indirect heating at its poles
b)
The spinning of Earth on its axis
c)
The 23.5° angle of Earth's axial tilt
d)
The moon's gravitational pull on all of Earth
37.
How does the Gulf Stream affect the climate of coastal areas?
a)
It creates a warmer climate.
b)
It creates a cooler climate.
c)
It creates a drier climate.
d)
It creates a windier climate.
38.
Why do humans need protective gear and specialized submersibles to explore the ocean floor?
a)
Ocean water is very cold close to the ocean floor.
b)
The pressure from ocean water is too great for humans to withstand.
c)
Light cannot penetrate the bottom of the surface zone so humans cannot see the ocean floor.
d)
All of these are reasons for protective gear and submersibles.
39.
What do meteoroids, asteroids, and comets have in common?
a)
They all grow tails as they approach the sun.
b)
They are all rocky bodies in outer space.
c)
They all orbit the sun inside of the Kuiper belt.
d)
They all contain large amounts of ice.
40.
Which is an accurate description of global winds?
a)
Winds that blow occasionally over short distances
b)
Winds that blow only at night from the land to the sea
c)
Winds that blow high in the troposphere in a clockwise direction
d)
Winds that blow constantly in predictable directions over long distances
41.
Why is Venus the hottest planet in our solar system if it is not the closest one to the sun?
a)
Venus' thick atmosphere creates the greenhouse effect that traps more heat in.
b)
Venus' similar size to Earth allows it conduct more heat through its atmosphere.
c)
Venus large ring system locks heat into its core.
d)
Venus' many moons help keep heat around the planet.
42.
Which season is occurring in the Northern Hemisphere at point C in the diagram?
a)
summer
b)
winter
c)
fall
d)
spring
43.
What phase of the moon is being shown at point 6 in the diagram?
a)
waning gibbous
b)
waxing gibbous
c)
waning crescent
d)
waxing crescent
44.
What happens to the density of ocean water during the processes of evaporation and freezing?
a)
Ocean water becomes less dense as salt is evaporated and frozen.
b)
Ocean water's density is not affected during these two processes.
c)
Ocean water becomes more dense when salt is left behind during evaporation and freezing.
d)
Ocean water's density decreases during evaporation and increases during freezing.
45.
Which letter represents the planet with the largest mass?
a)
F
b)
G
c)
H
d)
I
46.
Which letters represent the location of the asteroid belt?
a)
A & B
b)
E & F
c)
C & D
d)
G & H
47.
What do hurricanes, tornadoes, and thunderstorms have in common?
a)
They need warm, humid air rising to form low pressure areas.
b)
They need warm ocean water so it will evaporate and condense.
c)
They need cold fronts to move quickly across the United States.
d)
They need cold, dry air sinking to form high pressure areas.
48.
What type of wind is being shown in the diagram?
a)
a jet stream
b)
a sea breeze
c)
a land breeze
d)
a prevailing westerlie
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