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Year 9 Dynamic Earth Revision Flashcards | StudBud
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Year 9 Dynamic Earth Revision
Year 9 Dynamic Earth Revision
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Questions
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Answers
1
Volcanoes have different shapes depending on how runny their lava is?
False
True
2
The giant super continent is referred to as
Pangaea
Laurasia
Earth
Gondwanaland
3
Which layer of the earth is the hardest
Mantle
Outer Core
Inner Core
Crust
4
The most damage done by an earthquake occurs at the
Start of the earthquake
Epicenter
Explosion caused by the earthquake
End of the earthquake
5
A Fault is a
What is left after an earthquake
A convection current
Fracture in the rock where movement has occured
What occurs when two plates 'jam'
6
When tectonic plates slide against each other and are jammed, what usually occurs?
Sea floor spreading
Volcanic eruption
Earthquake
Lava formation
7
Which layer of the Earth is the hottest?
Mantle
Outer Core
Crust
Inner Core
8
Which one is false of a volcano...
A vent or hole in the earth
Contains molten rock called lava inside
Molten rock, ash and other materials escape to the surface
May contain temperatures of over 1200 degrees inside
9
The Richter scale is used to measure...
Volcanic eruptions
Cyclones
Earthquakes
Rate at which the tectonic plates are moving
10
Mountain ranges, volcanoes and trenches are all cause by transform boundaries
False
True
11
Which is NOT a different layer of the earth
Core
Mantle
Crust
Biosphere
12
The idea that continents are found on plates and are continually moving position is?
Sea Floor Spreading
Continental Drift
Convection Currents
Tectonic Plates
13
Sea Floor Spreading is the idea that...
The middle of the ocean is spreading apart
The middle of the ocean is closing in
14
Continental drift occurs because of convection currents from which layer of the earth?
Outer Core
Inner Core
Mantle
Crust
15
Which is NOT a type of converging boundary
Ocean to continent collision
Ocean to volcano collision
Ocean to ocean collision
Continent to continent collision
