A volcano can be referred to as being like which shape?
What is the name for the depression on the surface of the volcano, often circular in shape and with steep sides?
What is the name for the pipe or fissure that brings magma from beneath the ground to the surface?
True or False? The molten rock beneath the surface of the Earth is known as lava.
It is known as magma.
At what sort of tectonic location did the Hawaiian islands form as a result of volcanic activity?
What is the process which occurs when one tectonic plate is drawn below the other when they meet?
What is the name given to fragments of molten rock which can be several centimetres in diameter and thrown hundreds of metres from the vent during the eruption?
True or False?: Volcanic ash falls to earth close to the volcano during an eruption.
It can travel thousands of kilometres.
True or False? A volcanic eruption can cause an earthquake.
How fast can pyroclastic flows move as they flow down the side of a volcano?
What volcanic hazard is produced when volcanic ash mixes with melted snow and ice or rainwater?
Which volcano tends to be made from alternating layers of ash and lava from previous eruptions?
True or False? Mauna Loa in Hawaii is a composite volcano.
Which of the following volcanoes has the steepest sides?
Approximately, how many active volcanoes are there in the world?
What is the name given to a volcano which hasn’t erupted in the last 2000 years, but may still erupt again?
True or false? A volcano which has long since finished erupting and will not do so again is called an extinct volcano.