Volcanoes

Which type of volcano is formed from free flowing lava (that is, lava that is not very viscous)?

• shield
• composite
• cinder cone

Which region of the earth has a lot of volcanic activity?

• Hawaii and other hot spots
• Ring of Fire
• Mid Atlantic Ridge
• All of the above

Which statement best describes the difference between magma and lava?

• Magma is fluid and flows very quickly. Lava is thick and viscous and flows very slowly.
• Magma is molten rock beneath earth's surface. Lava is molten rock on the earth's surface.
• Magma is molten rock on the earth's surface. Lava is molten rock beneath the earth's surface.
• Magma is molten rock. Lava is solid rock.

What bulbous feature is created when hot magma erupts onto the cold ocean floor and immediately cools in the water?

• trench
• plateau 
• pillow lava
• volcanic mountain

Which type of liquid would flow the fastest?

• heated shampoo
• room temperature shampoo
• shampoo mixed with sand

Which of the following is a constructive effect of a volcanic eruption?

• island
• mud flows
• steam blast
• loss of life

What type of volcano is this? 

• cinder cone
• shield
• composite

What type of volcano is this?

• shield
• cinder cone
• composite

What type of volcano is this?

• shield
• cinder cone
• composite

What is a volcanologist?

• a scientist that studies volcanoes
• a scientist that studies oceans
• a scientist that studies earthquakes
• a machine used to detect volcanoes