Podcast
Questions and Answers
What is the temperature of the lava when it erupts?
What is the temperature of the lava when it erupts?
- 500 degrees Celsius
- 800 degrees Celsius
- 200 degrees Celsius
- 1,100 degrees Celsius (correct)
What type of flows are Hawaiian volcanoes famous for?
What type of flows are Hawaiian volcanoes famous for?
- Thick and viscous flows
- Sharp and crystalline flows
- Smooth and gentle pahoehoe flows (correct)
- Rough and jagged flows
What does sulfur dioxide help with in the context of the text?
What does sulfur dioxide help with in the context of the text?
- Assists in pushing the lava up and out of the surface (correct)
- Makes lava harden quickly
- Gives lava its shininess
- Causes lava to cool down rapidly
What is a caldera as mentioned in the text?
What is a caldera as mentioned in the text?
Who is Bill Kato in the context of the text?
Who is Bill Kato in the context of the text?
What is the typical color of obsidian rock?
What is the typical color of obsidian rock?
Which type of rock has a gritty, medium-grained texture?
Which type of rock has a gritty, medium-grained texture?
Which type of rock is typically smooth with small, wavy bands?
Which type of rock is typically smooth with small, wavy bands?
Which type of rock is known for its glassy, smooth texture with no visible grains?
Which type of rock is known for its glassy, smooth texture with no visible grains?
Which type of rock is typically not greasy or shiny in appearance?
Which type of rock is typically not greasy or shiny in appearance?
Which mineral is described as having a dark-green color?
Which mineral is described as having a dark-green color?
Which mineral is known for its softness and is used to make talcum powder?
Which mineral is known for its softness and is used to make talcum powder?
Which mineral has a greasy or soapy texture?
Which mineral has a greasy or soapy texture?
Which mineral is shiny and used in watch glass and parts?
Which mineral is shiny and used in watch glass and parts?
Which mineral is described as hard and dull in appearance?
Which mineral is described as hard and dull in appearance?
