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Earth!
Earth!
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#science7
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
The thickest layer of the Earth is the...
inner core
mantle
crust
outer core
2
In what mountain range is the world's largest mountain (Mt. Everest) found?
the Alps
the Andes
the Himalayas
the Cascades
3
Which substance would be the most dense?
D
C
B
A
4
What is density?
size
weight
heaviness
the amount of matter in a certain volume of space
5
Most of Earth's volcanoes and earthquakes occur around the Pacific plate in an area knows as
the ring of fire
shake town
the lord of the rings
the hot zone
6
This map shows that most earthquakes occur where?
there is no pattern
in the ocean
on land
on the plate boundaries
7
Earth is sorted into layers based on what?
density
thickness
weight
temperature
8
Most mountain ranges occur where?
in the center of the continents
there is no pattern
in the ocean
near the borders of tectonic plates
9
The _____________ increases as you go deeper into the earth.
temperature
pressure
density
water
10
Which of the following correctly lists the layers of the earth from
most dense to least
dense?
inner core, outer core, mantle, crust
crust, mantle, inner core, outer core
crust, mantle, outer core, inner core
mantle, crust, outer core, inner core
11
When materials are sorting, where do the most dense materials end up?
spread evenly throughout
at the top
in between the top and bottom
at the bottom
12
Which substance would be the least dense?
A
B
C
D
13
How do we know what the core of the earth is made of?
waves from earthquakes
samples taken from the core
x-ray
lava from the mantle
14
Who was the man to originally come up with the Theory of Continental Drift?
Alfred Wegener
Carl Sagan
Isaac Newton
Albert Einstein
15
The thinnest layer of the earth is definitely the
outer core
crust
inner core
mantle
16
What evidence does this picture show to support the theory of continental drift?
earthquakes
mountain ranges
common fossils
volcanoes
17
What is the Theory of Continental Drift?
People like to move to new continents
The Earth's plates move over time.
The plates are floating on top of the ocean.
The plates do not move at all.
18
Convection currents that move the crust occur in which layer of the Earth?
outer core
inner core
mantle
crust
