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Which of the following is NOT a lava flow surface feature?
Blocky
Pahoehoe
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?
Rapidly
Slowly
Which of the following planetary bodies does NOT have lava flows?
Jupiter's moon, Io
Venus
Saturn
Earth
Mars
Which analog site on Earth do scientists go to study Martian lava flows?
Iceland
Idaho
Antarctica
Canada
What information does RADAR tell us about lava flows?
Surface features/roughness
Length
Color of the lava
