(Blank)
Geysers erupt constantly. True or False
False
When water freezes, it (expands/ contracts)
Expands
Landslides of ice and snow are called…
Avalanches
What action brings rocks to the surface every winter?
Frost heaving
a creep is a form of mass wasting. True or False
True
How is water in geysers heated?
Hot magma
Explain stalactite and stalagmite
*teacher check
If a hot spring has more dirt than water we call it a…
Mud pot
Earthquakes and heavy rains can trigger _____
Landslides
Do we believe the Grand Canyon was formed with a little water and a lot of time or a lot of time and a little bit of water?
A little bit of time and a lot of water.
Name the 4 categories of caves.
Lave tubes, sea caves, sandstone caves, solution caves.
Name 3 processes that wear away the surface of the earth.
Weathering, mass wasting, stream erosion
How can erosion help make new soil?
Tiny bits of rock are worn away
Why would farmers need to plant ground cover, terrace, or plow cross-ways???
to control the flow of water/ erosion
The natural process of wearing down and breaking of rocks is called..
Weathering
What is Humus?
Decayed plant material
When gravity pulls soils and rock down a hill we call it…
Mass wasting
rocks cementing together by ice is called a…
Rock glacier
explain how a geyser erupts.
*teacher check
Name 2 ways (or means) that rocks can be broken down by.
Chemical and mechanical
Explain a mud volcano.
it forms when a mud pot clogs until there is enough pressure to erupt
Explain permeability.
The rate at which water flows through soil