Earth Changes
The surface of the earth is called what?
The Crust
What is weathering?
Breaking down of rock
The earths crust is divided into ______ major _______
Can a volcano pop up anywhere in the world?
Yes!
What are the four spheres?
Geo, bio, hydro, and atmo
Earths crust is broken unto ________ similar to a ________
Pieces, puzzle
What is Erosion?
Movement of rock
The location where the earthquake begins is called what?
The Focus
Where do most volcanos happen?
Around the Ring of Fire
Bio and hydro mean what?
Life and water
What are the three things can cause the earth to change?
Water, Wind, Ice
What is Deposition?
Drops the rock in a new location
A Break in the rocks on the earths crust is called what?
Fault
How does a Volcano erupt?
Pressure is built up underground and it is released
Give 4 examples of a hydrosphere
Glacier, Rain, Snow, Ice,
What are the three slow changes?
Weathering, Erosion, Deposition
Frozen water expands and then what happens?____________________
Rocks cracks
Earthquakes produce waves of energy called:
Seismic Waves
Summarize how an earthquake causes Tsunami
The earth shakes underwater and the seismic waves travel and cause the ocean waves to get bigger.
Give 4 examples of a biosphere
Tree, insects, person, grass, dog, etc.
What are the three fast changes?
Earthquakes, volcanic eruptions, landslides
How can we prevent weathering and erosion from happening?
Planting trees, build barriers, buildings, etc.
The Richter scale measures what?
Magnitude
What determines how far the tsunami will travel on land? (Need 2 answers)
The size of the earthquake and how close it is to the land.
What percent of salt water is on earth?
97.5%