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Earth Science Review :) Flashcards | StudBud
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Earth Science Review :)
Earth Science Review :)
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Review questions for #sixth grade #Earth science
Flashcards
36 cards
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Questions
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1
Which of the following planets has a rocky surface?
Neptune
Uranus
Jupiter
Mercury
2
Which is a nonrenewable resource?
coal
water
soil
air
3
Fossils of an animal that couldn't swim across oceans were found in both S. America and Africa.
This supports the hypothesis of Earth's core being a solid.
This supports the theory of evolution.
This supports the theory of continental drift.
This supports existence of a boundary between countries.
4
As distance increases from a mid-ocean ridge, the rocks
become liquid.
grow older.
do not change in age.
grow younger.
5
Metamorphic rock forms
in water.
deep within the Earth.
at Earth's surface.
on the sea floor.
6
Why do we have seasons on planet Earth?
The Earth revolves around the sun.
The Earth is the third planet from the sun.
The Earth rotates once every 24 hours.
The Earth's axis is tilted.
7
How do scientists classify rocks?
according to their age
according to where they are found
according to the way they were formed
according to their color
8
Earth's core is
gas.
liquid.
part solid, part liquid.
solid.
9
How does the density of material in Earth's layers change with depth?
density does not change with depth
density decreases with depth
density increases with depth
density increases, then decreases with depth
10
From nearest to farthest from the sun, which sequence is correct?
Venus, Mercury, Earth
Mercury, Venus, Earth
Mercury, Earth, Venus
Venus, Earth, Mercury
11
Molten rock under Earth's surface is called
metamorphic rock.
lava.
magma.
sedimentary rock.
12
A comet's tail always
points away from Earth.
points away from the sun.
points toward Earth.
points toward the sun.
13
If the time it took Earth to rotate once on its axis increased
a day would be longer.
a year would be shorter.
a day would be shorter.
a year would be longer.
14
Which type of rock would have layers and fossils found in it?
intrusive gneous
metamorphic
sedimentary
extrusive igneous
15
What keeps the Earth from escaping out of the solar system?
the moon's gravity
the gravity of the Milky Way
inertia
the gravity of the sun
16
A solar eclipse can happen only when the phase of the moon is
full.
first quarter.
waxing gibbous.
new.
17
About how many days pass between a new moon and a full moon?
7
14
21
29
18
From lowest to highest temperature, which is the correct order of Earth's layers?
mantle, crust, outer core, inner core
crust, mantle, outer core, inner core
crust, mantle, inner core, outer core
inner core, outer core, mantle, crust
19
Where are tropical storms born?
over water near Earth's poles
over land near the equator
over water near the equator
over land near Earth's poles
20
In what direction does a sea breeze move?
up
toward the sea
toward the land
down
21
What process produces precipitation?
condensation
evaporation
warming
radiation
22
Water moves into the atmosphere from Earth's surface through the process of
percolation.
evaporation.
runoff.
condensation.
23
The Himalayan mountain range MOST LIKELY formed when
two continental plates collided.
an oceanic plate slid under a continental plate.
a continental plate slid under an oceanic plate.
two continental plates separated.
24
Compared with warm air, cool air is
less dense and has a lower pressure.
more dense and has a lower pressure.
more dense and has a higher pressure.
less dense and has a higher pressure.
25
A streak of light made by a space rock falling through Earth's atmosphere is called a
meteorite.
comet.
meteoroid.
meteor.
26
What would happen to the moon if the force of gravity suddenly disappeared?
The moon's speed around Earth would slow down.
The moon would crash into Earth.
The moon would continue orbiting the Earth.
The moon would fly away from Earth.
27
The Italian scientist Galileo found evidence to support the
heliocentric theory.
theory of continental drift.
geocentric theory.
theory of evolution.
28
What happens when moist air rises high into the sky?
It cools and condenses.
It warms and condenses.
It cools and evaporates.
It warms and evaporates.
29
When it is spring in the Southern Hemisphere, the season in the Northern Hemisphere is
summer.
winter.
fall.
spring.
30
Water covers what percent of Earth's surface?
90%
70%
30%
50%
31
The properties of warm air are
low pressure and low density.
high pressure and high density.
low pressure and high density.
high pressure and low density.
32
What is the source of a hurricane's energy?
warm, moist air condensing from the land
warm, moist air evaporating from the sea
cool, moist air evaporating from the sea
warm, dry air evaporating from the land
33
The thickest layer of the Earth is the
outer core
inner core
mantle
crust
34
Which object is the smallest?
the universe
Earth
the sun
a galaxy
35
The object MOST responsible for tides on Earth is
the moon.
ocean waves.
the sun.
the stars.
36
Global winds
blow for long periods of time.
are hurricanes.
blow now and then.
blow over short distances.
