A) Colorado B) Alaska C) California D) Hawaii
A) Caldera B) Shield volcano C) Cinder cone D) Stratovolcano
A) 1931 B) 2010 C) 2005 D) 1999
A) Sydney B) Dallas C) Port Heiden D) Tokyo
A) Yellowstone National Park B) Yosemite National Park C) Aniakchak National Monument and Preserve D) Denali National Park
A) By glaciers B) By erosion C) By tectonic forces D) By a volcanic eruption
A) Brown bears B) Penguins C) Polar bears D) Kangaroos
A) Obsidian B) Basalt C) Andesite D) Pumice
A) Great Salt Lake B) Lake Tahoe C) Surprise Lake D) Crater Lake |