Transcript Earths-Layers-4-1-and-4-2

Earth’s Layers 4-1 and 4-2
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Earth’s Layers Jeopardy
Vocabulary
Terms
Wegener’s
Ideas
Earth’s Physical
Structure
Composition
Query
Mixed
Bag
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Final Jeopardy
$100 Question
The movement of
melted rock due to heat
energy causing density
changes.
$100 Answer
What are convection currents?
$200 Question
This word means the smallest size
a material can be broken down
into and still retain its chemical
properties.
$200 Answer
What is an element?
$300 Question
This idea describes the
broken part of the crust and
upper mantle.
$300 Answer
What are tectonic plates?
$400 Question
This word describes a
scientific guess based on
evidence.
$400 Answer
What is a hypothesis?
$500 Question
This phrase means the
changes in the direction of
magnet particles found in
rocks along the sea floor.
$500 Answer
What is magnetic
reversals?
$100 Question
Wegener’s first name.
$100 Answer
What is Alfred?
$200 Question
Wegener’s hypothesis.
$200 Answer
What is continental drift?
$300 Question
They are coastlines,
fossils, and climates in
rock layers.
$300 Answer
What are Wegener’s
evidence?
$400 Question
Wegener’s tome.
$400 Answer
What is The
Origin of
Continents and
Oceans?
$500 Question
Antarctica’s
tropical plant
fossil.
$500 Answer
What is Glossopteris?
$100 Question
The outer layer of crust and upper
mantle.
$100 Answer
What is the lithosphere?
$200 Question
A solid center.
$200 Answer
What is the inner core?
$300 Question
This layer is completely solid
mantle.
$300 Answer
What is the mesosphere?
$400 Question
Its movements create a magnetic
polarity.
$400 Answer
What is the outer core?
$500 Question
This plastic convection layer
can really crack things up.
$500 Answer
What is the asthenosphere?
$100 Question
Magnesium makes up most of
this layer.
$100 Answer
What is the mantle?
$200 Question
Iron with some nickel.
$200 Answer
What is the core?
$300 Question
Composition elements of the crust.
$300 Answer
What are oxygen, silicon, and
aluminum?
$400 Question
________ has caused this crust
to sink.
$400 Answer
What are magnesium,
calcium, and iron?
$500 Question
Percentage of the Earth’s
mass as mantle.
$500 Answer
What is 67 percent?
$100 Question
_______ means ‘whole earth’ in
Greek.
$100 Answer
What is Pangaea?
$200 Question
Broke into North America, Europe, and
Asia.
$200 Answer
What is Laurasia?
$300 Question
Broke into Africa, South
America, Antarctica, and
Australia.
$300 Answer
What is Gondwanaland?
$400 Question
A spreading sea floor physical
feature.
$400 Answer
What is an ocean ridge?
$500 Question
Pattern of magnetic particles when
the magnetic pole is in the Southern
Hemisphere.
$500 Answer
What is a reverse pattern?
Final Jeopardy
Seismic waves speed up as they
pass through…..
Final Jeopardy Answer
What are denser elements?