WorksheetsVolcanoes 1st Year test
Total questions: 23
Worksheet time: 16mins
What is a volcano?
Structures that form on the Earth’s crust after molten material reaches the Earth’s surface
The slow, steady spreading of the Earth's crust which releases a small amount of magma onto the surface
The steady cycling of molten material in the mantle, where less dense material rises up to the surface
The energy release that results from the sudden movement of blocks of rock at a plate boundary
Where is a volcano most likely to form?
Wherever they want, you aren't their boss!
On a convergent plate boundary
On a divergent plate boundary
On a transform plate boundary
Volcanoes that have erupted in the last 10,000 years are what type of volcano?
Dormant
Extinct
Active
Dead
Volcanoes that have not erupted in the last 10,000 years but are expected to again are what type of volcano?
Active
Dormant
Extinct
Dead
Volcanoes that have not erupted in the last 10,000 years and are not expected to again are what type of volcano?
Active
Dormant
Extinct
Dead
What is the hollow below a volcano that collects gases and magma?
Slope
Magma chamber
Central vent
Summit crater
What part of the volcano is piled up by eruptions around the vents?
Magma chamber
Vent
Crater
Slope
This is the name for the chain of volcanoes and earthquakes around the edge of the Pacific Plate.
The Subduction Zone
The Ring of Fire
The Seismic-Tectonic Area
divergent
convergent
transform
divergent
convergent
transform
Hot melted rock that forms underground near the subduction zone is called ___.
lava
sedimentary rock
igneous rock
magma
What is magma called when it reaches the surface of Earth?
Lava
viscosity
toxic gas
The Earth's crust is broken into pieces called
glass
rocks
plates
lava
How can volcanic ash help the environment?
It can be recyled.
Mineral in the ash can help plants grow.
the wind carries ash.
Animals can eat the minerals in the ash.
The layer of earth beneath the crust is the
inner core
outer core
mantle
atmosphere
Most of the magma from a volcano comes up through a long, narrow, rocky tube called a ______. (C18)
magma chamber
crust
vent
focus
Name the parts of the volcano.
Magma leaves a volcano through a....
Sill
Vent
Chamber
Crater
Identify the feature at A
Ash Cloud & Gases
Vent
Lava Flow
Crater
Magma Chamber
Identify the feature at E
Ash Cloud
Vent
Lava Flow
Crater
Magma Chamber
Given off when a volcano erupts
(select all correct answers)
Ash Cloud
Secondary Cone
Lava Flow
Gases
Magma Chamber
