AUSTRALIA Flashcards

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1
Q

Why is Australia called an island continent?

A

It is surrounded by water on all sides.

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2
Q

Why is its population sparse and unevenly distributed?

A

As two-thirds of the continent is desert.

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3
Q

Which hemisphere does Australia lie in?

A

Southern and eastern hemisphere.

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4
Q

What does Australia comprise of?

A

The Australian mainland, island of Tasmania, and numerous other small islands.

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5
Q

What did Pangea break up to form? How?

A

Pangea broke up to form Laurasia and Gondwanaland because of the movement of the Earth’s crust.

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6
Q

What separates Australia and New Guinea island?

A

The Torres Strait separates Australia and New Guinea island in the north.

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7
Q

Where does the Indian ocean lie?

A

To the west and south of Australia.

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8
Q

How many states does Australia comprise of? What is its capital?

A

Australia is a federation of 6 states. Its capital is Canberra.

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9
Q

Give a short description of Sydney.

A

It is the largest city and most important port in Australia. It is the capital of New South Wales which is the oldest and most populous state.

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10
Q

What is Melbourne known for?

A

Its industries

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11
Q

What is the capital of South Australia known for?

A

The capital of South Australia, Adelaide, is known as a famous seaport in Australia.

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12
Q

What surrounds Australia in the east and north?

A

The Pacific Ocean

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13
Q

Why is Australia known as the flattest and lowest of all continents?

A

As it has a mean elevation of 300m above sea level and only 5% of the continent is at an elevation of more than 600m above sea level.

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14
Q

What are the six main physical divisions of Australia?

A
  1. The Western Plateau
  2. The Central Lowland
  3. The Eastern Highlands
  4. The Great Artesian Basin
  5. The Great Barrier Reef
  6. The Rift Valley of Australia
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15
Q

What is the average height of the western plateau?

A

300m

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16
Q

What does the western plateau comprise of?

A

It covers one-third of the continent and comprises very old and hard rocks.

17
Q

Name 2 mountain ranges located in the western plateau.

A

Musgrave and Hamersley

18
Q

Why are there vast deserts in the western highlands?

A

There is very little rainfall in this region which has led to the occurrence of vast deserts like the Great Victoria Desert and the Gibson Desert.