WorksheetsVolcanoes Week 2
Total questions: 11
Worksheet time: 6mins
Can the volcanic rock Pumice Stone, float on water
True
False
What causes the 'bubbles' in Pumice Stone?
Air trapped in the lave
Cool gases running through the lava while it is hot
Hot gases moving through the lava as it cools
Going over bumps as the lava flows down the side of the volcano
which is hottest...
Bright red lava
Bright orange lava
What can underwater eruptions create?
Ash clouds
New land masses
Water to spurt up
Thunder
Scientists think that the volcanoes on the Earth's moon are ...
Active
Dormant
Extinct
The tallest volcano on Earth is actually taller than the talles mountain?
True
False
The largest volcanic eruption in human history was in...
1915
1819
1815
1518
The approximate fastest speed that lava flows is ...
300 kmph
3 kmph
100 kmph
30 kmph
What is a conduit?
A reservoir where magma is stored
An underground passage that magma travels through
Where Magma erupts out of the volcano
The pathway lava leaves as it travels down the volcano
The mouth of a volcano that surrounds the vent is called?
Crater
Throat
Conduit
Reservoir
Which city did Mount Vesuvius, in Italy, famously bury when it erupted in 79AD?
Florence
Rome
Napels
Pompeii
