Volcanos Flashcards

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1
Q

What is magma?

A

It is less dense than solid rock of crust and lithosphere.

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2
Q

What does magma do?

A

It rises to the surface.

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3
Q

Where do volcanoes form?

A

they form on convergent and divergent boundaries, and at hot spots.

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4
Q

What does pyroclastic flow do?

A

It is a dense mass of very hot ash, solid lava pierces, and hot gas that flows rapidly.

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5
Q

What does lava do?

A

It slowly creeps and burns everything in its path.

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6
Q

What was the loudest sound ever recorded?

A

It was when a volcano erupted.

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7
Q

Where was the sound heard?

A

It was heard in Perth and Australia.

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8
Q

How many kilometers was it heard from?

A

It was heard about 4800 km away.

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9
Q

What did most people die from?

A

They died from the tsunami.

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10
Q

How many times did the waves go around the world?

A

It goes around 7 times during the vibrations.

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11
Q

What is the new island that was created?

A

It was called anak Krakatau.

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12
Q

What was the volcano called?

A

It was called Karatoa.

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13
Q

What painting was created after the volcano during the red skies?

A

The painting was called “The Scream.”

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