Why are there no active volcanoes on the Australian continent?

The Australian continent is not on a plate boundary.

Where is a deep focus earthquake most likely to occur on the Australian–Indian Plate?

At the subduction zone along the northern plate boundary

Which of the following is true according to the convection current hypothesis of plate motion?

Upwelling in the mantle pushes plates apart.

Which of the following rocks are the oldest?

Gneisses of the Gawler Craton in South Australia

What features are associated with Continent-Continent Convergent boundaries (see diagram)?

Mountain ranges and frequent powerful earthquakes

Which of the following best describes the lithosphere?

Combined layer of crust + solid upper mantle

What structure is shown in the diagram?

A fold at a convergent boundary.

Which of the following events is most likely to cause a tsunami?

Shallow earthquake along north edge of Aust. – Indian Plate

What is the plate tectonic super-cycle?

The ongoing cycle of formation/breakup of supercontinents

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12 EES Tectonic Impacts Quiz

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Answers

1
Which type of lithospheric plate is thicker?
Oceanic
Continental
2
Which type of wave, associated with earthquakes, causes the most damage?
L
X
P
S
3
Which plate boundary type is most likely to contain andesite?
Conservative
Convergent
Divergent
4
Why are there no active volcanoes on the Australian continent?
Australia's ancient cratons are resistant to volcanoes.
Australian earthquakes are not intense enough to make magma.
The Australian continent is not on a plate boundary.
Conservative boundaries do not produce magma.
5
Which boundary type does the diagram represent?
Continent-Continental Convergent
Ocean-Continental Divergent
Ocean-Continental Convergent
Continent-Continental Divergent
6
Which rock type usually makes up oceanic plates?
sandstone
granite
limestone
basalt
7
Where is a deep focus earthquake most likely to occur on the Australian–Indian Plate?
At the mid-oceanic ridge along the southern plate boundary
At the continental margins of New South Wales
At the subduction zone along the northern plate boundary
At the centre of the Sydney Basin
8
Which of the following is true according to the convection current hypothesis of plate motion?
Down-welling in the mantle causes transform faults.
Upwelling in the mantle pushes plates apart.
Hot spots in the mantle cause lithospheric thickening.
Colder regions in the mantle attract plates.
9
Which of the following rocks are the oldest?
Gneisses of the Gawler Craton in South Australia
Limestones of the Canning Basin in Western Australia
Quartzites of the Lachlan Fold Belt in New South Wales
Basalts of the Older Volcanics in central Victoria
10
Name the two types of lithospheric plates.
Oceanic and Terrestrial.
Oceanic and Continental.
Marine and Terrestrial
Marine and Continental.
11
Which rock type usually makes up continental plates?
sandstone
basalt
granite
limestone
12
Intra-plate earthquakes occurring in Australia are most likely caused by...
Hot spots under the plate
Subduction of the plate
Thining of the plate
Stress on the plate
13
Where are earthquakes and volcanoes are most likely to occur?
On the sea floor
At the equator
At the centre of plates
At plate boundaries
14
What features are associated with Continent-Continent Convergent boundaries (see diagram)?
Mountain ranges and andesitic volcanoes
Mountain ranges and no earthquakes
Mountain ranges and basaltic volcanoes
Mountain ranges and frequent powerful earthquakes
15
Which plate boundary type is most likely to contain basalt?
Divergent
Conservative
Convergent
16
What plate boundary type is displayed in the picture?
Divergent
Convergent
Conservative
17
Which of the following best describes the lithosphere?
Combined layer of crust + solid upper mantle
Outermost layer which consists continental and oceanic crust
Layers of solid rock which occur within the earth
Upper fluid layer of mantle
18
What geological event may be preceded by the release of radon gas?
Tsunami
Earthquake
Volcanic eruption
19
Which volcanic product is most likely to cause a decrease in global temperatures?
Lava flows
CO2 emissions
Sulfur dioxide emissions
Lahars
20
What structure is shown in the diagram?
A fold at a divergent boundary.
A fault at a convergent boundary.
A fold at a convergent boundary.
A fault at a divergent boundary.
21
Which of the following events is most likely to cause a tsunami?
Volcanic eruption causing an earthquake in central Australia
A volcanic eruption in Hawaii producing a lava flow
Out pouring magma at south edge of Aust–India Plate boundary
Shallow earthquake along north edge of Aust. – Indian Plate
22
Two super-continents which have been formed/destroyed by the plate tectonics supercycle are...
Rodinia and Laurasia
Pangea and Gondwana
Rodinia and Pangea
Pangea and Laurasia
23
What is the plate tectonic super-cycle?
Cycles in the motion of plates at divergent boundaries
Recycling of lithospheric plates at convergent boundaries
The ongoing cycle of formation/breakup of supercontinents
The regular cyclic motion of supercontinents around equator
24
In which state are Australia's oldest rocks are found?
NSW
Tasmania
Western Australia
South Australia

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