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National Geographic Colliding Continents Flashcards | StudBud
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National Geographic Colliding Continents
National Geographic Colliding Continents
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To review worksheet from video National Geographic Colliding Continents Year 8 Landscapes Unit
Flashcards
19 cards
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Practice quiz
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Questions
19
Answers
1
The formation of the Alps is the direct result of collision between what two continents?
Asia and Europe
Africa and Asia
Africa and Europe
Africa and Australia
2
The world’s last super continent is known as
Gondwana
Pannotia
Rodinia
Pangaea
3
How many tectonic plates can be identified on Earth today?
12
9
11
10
4
As plates move across the Earth, crust and rock is dragged back down into what zones?
subtraction zones
subduction zones
induction zones
production zones
5
Why is granite less dense than other rock in Earth’s mantle?
It is made of heavier minerals
It is made of lighter minerals
6
During the break-up of Pangaea, Australia split off from ?
Asia
Europe
Antartica
South America
7
Which is not one of the 7 continents?
<p>Asia</p>
Australia
<p>The USA</p>
Africa
8
During the break-up of Pangaea, NorthAmerica split off from ?
Asia
Europe
Africa
South America
9
What type of rock formed the first continents?
zircon
uranium
diamonds
granite
10
How old was Earth believed to be when the first early, relatively stable landmasses formed?
15 million
150 million
1 million
105 million
11
During the break-up of Pangaea, South America split off from ?
Africa
Asia
South America
Australia
12
Heat escaping from the ? creates convection currents inthe next layer of the Earth, the ?
core/mantle
mantle/core
13
6 billion years ago, the Earth is created from what?
The debris left overfrom the formation of the sun.
The debris left overfrom the formation of the moon.
The debris left overfrom the formation of One Direction.
The debris left overfrom the formation of Pluto.
14
Most scientists believe that the water that formed our oceans came from what?
the moon
the sun
stars
<p>metors</p>
15
The ‘giant jigsaw puzzle’ of interlocking pieces that make up Earth’s crust arecalled what?
subduction zones
China
Pangaea
tectonic plates
16
When Wegener first proposed his theory of continental drift, why were his ideas rejected?
His ideas were not rejected, they were accepted
The idea thatcontinents moved was considered preposterous.
17
As radioactive uranium decays it turns into what stable element?
lead
zircon
poison cookies
granite
18
Evidence for the theory of continental drift was proposed in 1912 by what German Scientist?
Albert Wegener
Albert Einstein
Alfred Vagen
<p>Alfred Wegener</p>
19
What continent is believed to be the site of the earliest giant continental landmass on Earth?
Asia
Australia
New Zealand
Africa
