A) California B) Colorado C) Washington D) Alaska
A) Sierra Nevada B) Cascade Range C) Rocky Mountains D) Appalachian Mountains
A) Cinder cone volcano B) Stratovolcano C) Lava dome volcano D) Shield volcano
A) Lahars B) Pyroclastic flows C) Ashfall D) Volcanic bombs
A) Lake Champlain B) Puget Sound C) Great Salt Lake D) Lake Huron
A) George Vancouver B) James Cook C) Lewis and Clark D) John Muir
A) Colville National Forest B) Gifford Pinchot National Forest C) Olympic National Forest D) Mount Baker-Snoqualmie National Forest
A) Granite B) Andesite C) Basalt D) Limestone |