Survey
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Name: Per___ 1] Where did the name ‘scablands’ come from? (Hint: Pay attention when they’re in the helicopter.) 2]Could the rivers and lakes that exist in the scablands have formed mysterious rock formations? Why or why not? 3] The boulders scattered over the scablands are made of __________. The scientific names for them are __________. 4] How did these giant boulders get to the scablands? 5] Rivers and glaciers could not have formed the scablands because rivers were too _______________ and glaciers didn’t _________________. 6] What was the one feature that Brett walked over many times that ultimately helped him come up with his theory of how the scablands formed? 7] Why didn’t other scientists believe Brett? 8] Where did the water for Brett’s theory come from? 9] The lake the glacier made was described as… 10] What did Pardee discover that make him come up with his theory that helped explain Brett’s theory? 11] What caused the glacial lake to empty? 12] Why are scientists in Iceland so interested in glacial movement and in what happened in Washington 10,000 years ago? 13] What did scientists in a Minnesota lab create to help see what happened in Washington’s scablands? 14] How were the giant potholes created? CROSSWORD PUZZLE Across 3. Flowing water 5. Long carved out land feature 6. Weird geologic area from flood 9. Hole in rocks 11. Important river in Montana Down 1. Liquid H2O 2. Scientist that studies rocks... 3. Marks left in sand from water 4. Frozen water dam 7. Large Rocks 8. Lots of water in short period 10. Weird placed boulders