Share Earth's Changing Surface- 5th Grade
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Lines on a topographic map
contour lines
thin, rocky outer layer of Earth
crust
map that shows the shape of the surface features and their elevation
topographic map
Where is our usable fresh water?
glaciers and ice sheets
Name a landform.
mountain, hill, sand dune, sinkhole, cave, river, bay, delta, beach, wetland..... and many more
The ocean floor has similar features to dry land. Name one.
Mountains, canyons, plains
Where is the greatest amount of fresh water trapped?
glaciers, ice sheets
What do the lines on a topographic map tell us?
elevation, height above sea level
How often do changes to Earth's surface take place?
All the time
destructive force in which pieces of rock are moved by water, wind, or moving ice
erosion
small pieces of rock; rocklets
sediment
destructive force that breaks down rock into smaller pieces
weathering
Name the two types of weathering,
mechanical or physical AND chemical
Chemical weathering is done by water with weak ___________ in it.
acid
(True oe False) Trees have the power to move or split rocks as they grow.
TRUE
How does moving water form a valley?
A stream grows into a river and carries sediments away from its banks creating a V-shaped valley.
