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Volcanoes

Authored by Susan Reese

Social Studies

9th - 12th Grade

Used 10+ times

Volcanoes
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is molten rock that has formed deep within the Earth?

Hot Spot
Magma
Lava
Volcano

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is molten rock that has reached the Earth's surface?

Aa
Lava
Magma
Pahoehoe

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What factor(s) determine(s) whether an eruption will be explosive?

The amount of gases in the magma
The amount of silica in the magma
The amount of gas and silica in the magma
None of these affect the explosiveness of the volcano

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Vocanoes are found...

on land
under water
on islands
all of the above

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where are most volcanoes found?

Southern Hemisphere
Ring of Fire
Mid-Atlantic Ridge
Hot Spots

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is / are sign(s) that a volcano may erupt soon?

Earthquake activity in the area
Changes in the shape of the volcano
Different amounts of gas being produced
All of these are signs

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

When an explosive eruption  forms a mixture of hot rock, ash, and gas, this material is called a...?

Land slide
Lava
Eruption trail
Pyroclastic flow

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