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Which of the following is NOT a lava flow surface feature?
Pahoehoe
Blocky
Spiky
Which lava flow has a jagged, clinker, and rubbled surface?
A'a
Rubbly Pahoehoe
What is the tearing of a`a lava compared to?
Toffee
Taffy
Ketchup
Are a`a lava flows typically associated with eruptions that rapidly or slowly extrude lava?
Slowly
Rapidly
Which of the following planetary bodies does NOT have lava flows?
Jupiter's moon, Io
Earth
Mars
Saturn
Venus
Which analog site on Earth do scientists go to study Martian lava flows?
Canada
Iceland
Idaho
Antarctica
What information does RADAR tell us about lava flows?
Length
Surface features/roughness
Color of the lava
