WorksheetsVolcanoes
Total questions: 12
Worksheet time: 36mins
The Earth's crust is broken into pieces called
glass
rocks
plates
lava
Melted rock inside the Earth is called
magma.
water.
fire.
surface.
When magma flows out of the volcano it is called
air
water
egg shells
lava
If lots of lava flows out in one spot on the surface of the Earth it forms a mountain and is called
magma.
an ocean.
a volcano.
a ring.
As magma rises towards the surface it collects in a 'pocket' called a _____ _____ .
magma chamber
side vent
main vent
lava chamber
What is letter A in the picture?
Magma Chamber
Crater
Pipe
Conduit
__________ volcanoes are usually small with steep sides. They are formed from layers of ash and cinders that are ejected into the air and fall back down onto the volcano.
Shield
Cinder Cone
Dormant
Extinct
__________ volcanoes are broad and gently sloped. Their eruptions consist of hot, flowing basaltic lava that tracels a long way before it solidifies.
Cone
Composite
Angel
Shield
____________ volcanoes are tall with steep sides that are built up from layers of viscous lava, ash, and volcanic bombs
Composite
Shield
Cinder Cone
Dormant
True or False: In a quiet eruption, lava erupts in a stream of low-viscosity lava called a lava flow.
True
False
