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3rd Grade Earth Science Review Flashcards | StudBud
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3rd Grade Earth Science Review
3rd Grade Earth Science Review
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1
Why do we conserve our natural resources?
because if we don't we may run out one day
because they're fun
we shouldn't conserve our natural resources
to lessen the amount of pollution
2
A landslide is most likely to be caused by -
strong winds
breaking rocks
heavy rains
cold weather
3
The illustration shows several landforms.Which arrow is pointing towards a mountain?
B
D
C
A
4
Wood is useful for making furniture because it is all of the following EXCEPT -
easily cut
lightweight
strong
magnetic
5
Which of the following is an example of a product?
oil
trees
water
plastic
6
Volcanoes create new land on the Earth’s surface when -
saltwater touches lava and changes into steam
an eruption destroys the side of a mountain
magma forms giant underground chambers
lava flows cool and harden to form rock
7
All of the following are considered landforms EXCEPT–
mountain
soil
canyon
valley
8
Rock is broken into smaller and smaller pieces over time by all of the following forces EXCEPT
flowing water
blowing wind
moving ice
cooling sand
9
How is peat/humus different from sand?
sand is caused by humans and peat is caused by nature
sand comes from weathering & peat comes from decomposition
peat is caused by humans and sand is caused by nature
sand comes from decomposition& peat comes from weathering
10
Which of the following best describes a valley?
A tall rocky landform
A large area of flat land
A rounded area of high ground
A low area between mountains
11
What is climate?
the weather conditions of an area that can change quickly
warm temperatures
pollution
the weather conditions in an area over a long period of time
12
Which of the following is a characteristic that makes a material useful for building homes?
absorbs water
very strong
easily bent
highly flammable
13
Which of these most likely caused the rapid change to the Earth’s surface illustrated here?
mountain building
landslide
volcanic eruption
sandstorm
14
Which landforms are taller than the land around them?
plains
hills
canyons
deltas
15
These illustrations represent the side view of diff landforms.Which represents a plain?
D
B
C
A
16
One component of soil is decayed plant and animal remains, but the major component of soil is –
salt water
weathered rocks
fossil fuels
iron ore
17
Plants and animals become part of soil when they –
die and decay
take in nutrients
grow and develop
produce offspring
18
Cotton is useful in making clothing because cotton can be -
heated to high temperatures
buried deep underground
melted very quickly
spun to make thread
19
All of these are fossil fuels EXCEPT -
coal
oil
peat/humus
natural gas
20
All of the following are ways to conserve resources EXCEPT -
throwing away trash
recycling a glass jar
reusing a shoebox
using less packaging
21
All of the following are plant remains EXCEPT–
seed covers
dead leaves
sand particles
dried twigs
22
What causes climate change?
the sun
killing animals
pollution that warms up the planet
chopping down trees
23
What characteristic of coal and oil makes them useful as sources of energy? Coal and oil -
take millions of years to develop
can be burned to release heat
release pollution when they are used
are found under the surface of Earth
24
Which of the following most likely caused the change to the Earth’s surface illustrated here?
thunderstorm
earthquake
tornado
landslide