Where are volcanoes found?
Along constructive and destructive margins and over hot spots
Along constructive and collision margins
Along destructive and conservative margins
Where are hot spots located?
At constructive margins
At destructive margins
Away from plate margins
Where is the crater found?
At the top of the volcano
Beneath the ground
On the side of the volcano
What is magma called when it reaches the surface of the Earth?
Ash
Lava
Flow
What is pyroclastic flow is a mixture of?
Dust and lava
Ash, rock and hot water
Hot steam, ash, rock and dust
Which of the following is a negative effect of a volcano?
Damaged buildings
Geothermal energy
Tourism
Which of the following is a characteristic of a composite volcano?
Gentle sides
Layers of ash and lava
Basic lava
Which of the following is a characteristic of a shield volcano?
Acidic lava
Erupts less frequently
Found along constructive margins and above hot spots
Which of the following volcanoes is a shield volcano?
Yellowstone, USA
Mount Pinatubo, Philippines
Kilauea, Hawaii
Why are eruptions from composite volcanoes often more hazardous than those from shield volcanoes?
Composite volcanoes are always near to villages.
Eruptions from composite volcanoes are often more explosive than those from shield volcanoes so debris is spread further.
Composite volcanoes are less steep.