What are a similarity and a difference between magma and lava?
Both magma and lava are molten rock but magma is underground and lava breaks through the Earth's surface.
What sorts of farming do people in mountains practice?
shifting cultivation, terraced fields, and migrating with grazing herds.
Steep valleys between mountains located very close to each other are called
Gorges
Why is it safe for indigenous people and ethnic minorities to live in mountains?
Because they are hard to cross, and sometimes even dangerous as they may be covered by snow, ice or glaciers.
This diagram shows an example of a …………. boundary.
Divergent
What is the name of the super continent in the continental drift theory?
Pangea
This type of mountain is called
Dome mountain
What is the con of the Richter Scale?
It cannot adequately show the magnitude and size when an earthquake is too big
What is the vegetation type in the bottom area of a mountain?
a thick rainforest
How many percent of the world population live in mountain regions?
About 10%
About 20%
About 15%
About 12%
Why Australia could be hit by tsunami?
Because the continent of Australia is surrounded to the north and east by some 8000km of active tectonic plate boudaries.
The area coloured in pink is called
The (Pacific) Ring of Fire
Whiere did the most powerful earthquake in history occur?
Chile (22 May 1960)
What is the name of the theory that proposes that about 225 million years ago all the continents were joint but gradually got drifted away?
The continental drift theory
The continental drifting theory
The continents drifting theory
The continent drifting theory
Continental currents can move the plates by up to ___ centimetres per year.
15
semi-fluid material below or within the earth's crust is called
magma
Mountains are found on every continent. True or False?
True
What is the difference between the Richter and Mercalli Scales?
While the Richter Scale measures seisomic waves, the Mercali Scale estimate the shaking intensity by observing the effects on people, objects and buildings
The heat-driven cycles that occur in the air, ocean, and mantle is called
Convection currents
The highest mountain in Australia is
Blue mountains
Snowy mountains
Mount Kembla
Mount Kosciuszko
In which mountain range is Mt. Everest located?
The Himalayas
The Great Dividung Range
The Alps
The Atlas
Mount Kosciuszko is located in
Queensland
Western Australia
Victoria
New South Wales
This type of mountain is called
Volcanic mountain
For every 100 metre you climb, the temperature drops by
0.65 °C
This diagram shows a type of ………….. boundary.
Convergent
What is the name of the biggest mountain ranges in Australia?
The Great Dividing Range
A peak of a mountain is called
A summit
As the tsunami waves travel towards land (decrease in depth), what happens?
The speed gets slower but the waves gets higher and closer
There are thousands of mountains in mainland Australia. True or False?
True
What are 'seismic waves'?
vibrations in the earth that transmit energy and occur during earthquakes,volcanic eruptions or explosions
Mountains cover _______ of the Earth’s total land areas.
a quarter
The altitude of Mt Everest above mean sea level is
8,848 metres
7,748 metres
8, 488 metres
4,484 metres
This diagram shows an example of a …………. boundary.
Transform
Which part of a mountain can you find moss and lichens?
The area close to the peak of the mountain
How many mountains are there in the world?
more than one hundred million
more than ten million
more than one billion
more than one million
Where do erthquakes usually occur?
on or near tectonic plate boundaries
The tallest mountain from base to peak is
Mauna Kea
The individual moving pieces of the Earth’s crust are called
continental plates
This type of mountain is called
Fault-block mountains
How many percent of the world fresh water is supplied by mountains?
60-80%
Mountains and mountain ranges have formed over billions of years from
Tectonic activity
The rotation of the Earth
Volcanic eruptions
This type of mountain is called
Fold mountain
Which area would the wavelength be longer? In the ocean or near the land?
In the ocean (30km approx.)
The Alps is located in South America. True or False?
False
Which is the definition of a mountain?
a landform that rises 300m + above its surrounding area
a landform which is lower than its surrounding area
a landform which is higher than its surrounding area
a landform that rises 200m + above its surrounding area
This diagram shows a ………. boundary.
Convergent
Mountains are found in ______ of all the world’s countries.
two-thirds
three-quarters
one-fifth
one-third
When do earthquake occur?
When the layers of rock fault near the plate boundaries suddenly moves