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