2nd Page 1.1

Question 0

Glowing avalanche

Answer 0

Freshly erupted magma forms hot puroclastic flow

Question 1

The most dangerous type of volcanic eruption.

Answer 1

Glowing avalanche

Question 2

Temperature reach up to 1,200 degrees celcius.

Answer 2

Hot pyroclastic flow

Question 3

Where does the pyroclatic flow surge down?

Answer 3

Down the flanks of a volcano

Question 4

How fast does a pyroclatic flow surge down?

Answer 4

Several hundred kilometers per hour

Question 5

Who studies the materials that flow out of a volcano?

Answer 5

Geologists

Question 6

Four types of lava

Answer 6

Basalt, an igneous rock
Rhyolite, resembles a granite
Andesite
Pumice

Question 7

Dark colored lava that contains a lote of water.

Answer 7

Basalt

Question 8

Lava that is rich in iron and magnesium.

Answer 8

Basalt

Question 9

Light colored lava that contains very little water.

Answer 9

Rhyolite

Question 10

Lava that contains iron, magnesium and silica.

Answer 10

Rhyolite

Question 11

Resembles granite

Answer 11

Rhyolite

Question 12

Lava that has a chemical composition similar to that of the dark and light colored.

Answer 12

Andesite

Question 13

A different variety of igneous rock.

Answer 13

Andesite

Question 14

Lava the contains large amounts of gas.

Answer 14

Pumice

Question 15

It forms a rock with manh holes in them.

Answer 15

Pumice

Question 16

Why does holes form? (Pumice)

Answer 16

The gas bubbles are trapped as the lava hardens.

Question 17

Scoria

Answer 17

Pumice