Geography - 21.What Are Volcanoes?

What is the name of the most active volcano in the world located in Vanuatu?

• Mount St. Helens

• Mount Vesuvius

• Mount Yasur

• Mount Etna

What type of lava is known for being very fluid or runny and not holding a lot of gas?

• Andesitic lava

• Basaltic lava

• Felsic lava

• Rhyolitic lava

Which type of volcano is characterized by broad rounded domes with gentle slopes?

• Stratovolcano

• Cinder cone volcano

• Caldera volcano

• Shield volcano

What is the name of the world's largest active volcano located on the island of Hawai'i?

• Mount St. Helens

• Mount Fuji

• Mauna Loa

• Mount Vesuvius

What type of lava is rich in iron and magnesium, making the crust heavier and denser?

• Felsic lava

• Basaltic lava

• Andesitic lava

• Rhyolitic lava

Which type of volcano is created when lighter continental crust collides with denser oceanic crust?

• Shield volcano

• Caldera volcano

• Stratovolcano

• Cinder cone volcano

What is the name of the underwater mountain that is still about 975 meters from the ocean surface?

• Mount Lōʻihi

• Mount Kilimanjaro

• Mount Rainier

• Mount Everest

Which type of lava is 50 to 75 percent light minerals like silica and aluminum?

• Rhyolitic lava

• Andesitic lava

• Basaltic lava

• Felsic lava

What is the name of the volcano in Hawai'i that has been nearly continuously erupting since 1983?

• Mauna Loa

• Kīlauea

• Haleakalā

• Mauna Kea

Which type of volcano is known for its tall cone shape that steepens towards the summit?

• Shield volcano

• Caldera volcano

• Stratovolcano

• Cinder cone volcano