Landforms
Erosion
Weathering and Erosion
Major Events
100
What landform is tall like a mountain but could erupt with lava?
volcano
100
A scientist who is wanting to study the change of a river's flow pattern would have to observe it over a period of how long?
years
100
What causes some mountains to be sharp and rugged and some mountains be more round and smooth?
erosion and weathering
100
The cause of the change is from a what?
landslide due to gravity
200
What landform is a large crack in the ground. It can be formed by a river or a series of earthquakes. They are deep with tall, rugged walls.
canyon
200
How could water cause a rock to erode?
Water can seep into cracks and freeze.
200
A canyon is formed by
erosion and weathering caused by flowing water
200
What is a major event that can cause a FAST change to the surface of earth?
earthquake, tornado, mudslide, landslide, etc.
300
What landform is a large, tall mass of rock with steep sides. It is higher than a hill.
Mountain
300
Flooding rivers can help or harm the environment. Which of these would be a helpful effect from a flood?
A. more fertile soils
B. fewer trees near rivers
C. less habitat for aquatic animals
A. more fertile soils
300
When rocks are exposed to wind, rain, heat, ice, or waves, the rocks will do what?
erode (or break down)
300
How could the roots of a plant change a rock?
It could grow into the rock and break it apart.
400
What landform is a small area of land that is COMPLETELY surrounded by water on all sides?
Island
400
What is a sign that glaciers may have once covered an area?
Rocks with scratches
400
The appearance of these rock formations is due to what?
weathering and erosion
400
A plateau is most likely formed by
buildup of cooled lava
500
What landform is a large area of land that is higher than the land around it. It is similar to a cliff but has a flat top. Hint: these are often formed by cooled lava.
plateau
500
About how long did it take for the Grand Canyon to form?
millions of years
500
Which investigation would take the longest period of observation?
A. paint fading to a lighter color
B. apples ripening on the tree
C. boulders weathering into gravel
C. boulders weathering into gravel
500
What are is something that oceans add to hurricane that makes it so much stronger?
moisture or heat