FG Geography Chp 2 2 Word Scramble
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Question | Answer |
3 different types of wetlands | swamps, bogs, marshes |
swamp | Covered by standing water and contain mostly trees |
bogs | spongy areas that look dry but are covered with wet organic materials |
Marsh | standing water and contains grasses and small water plants |
Why is there controversy over wetlands? | because of a conflict between landowners and the government over building on the land and protecting wildlife |
Two processes that continue to shape the Earth | Internal Forces and external forces |
What are internal forces? | earthquakes and volcanoes; push rocks up |
What are external forces? | break rocks down; wind and water |
plate tectonics theory | idea that plates crash into one another and pull apart realing energy |
tectonic activity | movement of the Earth's surface |
faults | deep cracks in Earth's surface where 2 pieces of land have moved in different directions |
folding | rocks bend upward when pushed from both sides |
Continental Drift Theory | idea that the continents were once linked together into a super continent and then floated apart over millions of years |
Why is Continental Drift Theory not believed by Creationists? | Creationists don't believe that it took millions of years for the continents to float apart. |
weathering | breaking down of rocks by temperature changes, water, plant roots, ice, and crystals |
erosion | natural removal of materials broken down by weathering |
sediment | particles of sand, silt, and clay |
glaciers | large masses of snow and ice that collected over time |
4 forces that cause erosion | wind, water, glaciers, waves, and gravity |
What is the difference between weathering and erosion? | Weathering is the breaking down of materials and erosion is the washing away. |
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tgerving
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