year 7 Volcanoes

Volcanoes are found...

• on land
• under water
• on islands
• all of the above

This is the name for the chain of volcanoes around the edge of the Pacific Plate.

• Circle of Fire

• Ring of Lava

• Ring of Fire

• Circle of Magma

Where do volcanoes come from?

• Places where plates move apart- Constructive plate boundaries

• Places where plates are moving together- Destructive plate boundaries

• Hot Spots

• All of these options

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

• Hot Spot
• Magma
• Lava
• Volcano

What part of a volcano collects magma?

• Magma chamber
• Magma holder
• I don't know
• Magma tube

what does the magma chamber do

• ejects magma

• holds magma

• eliminates magma

• boils magma

What is the opening that extends from the magma chamber to the top of the volcano called?

• magma

• lava

• vent

• crater

what is the purpose of the vent

• holds magma

• transports magma

• ejects magma

• traps magma

What is Magma when it reaches the surface of Earth?

• Lava
• Mafic Magma
• Felsic Magma
• None of these

what is lava

• molten liquid on surface

• solid on surface

• solid below surface

• molten liquid below surface