Show:
Landforms
Volcanoes
Earthquakes
Erosion
Vocabulary
100
Earth's surface is always changing...True/False
TRUE
100
What is the difference between magma and lava
Magma-Below ground Lava-Above ground
100
What is a fault?
A break in the earth's crust...place where an Earthquake happens.
100
If you have a hill that you don't want washed away, what should you do?
Plant trees on the hill
100
Weathering
Rocks in earth's crust slowly being broken down into smaller pieces
200
Of the following, which landform is always found by water? Peninsula Mountain Valley Canyon
Peninsula
200
What causes a volcano to erupt? (What causes the magma to come out?)
A weak spot in Earth's crust
200
How can an Earthquake damage the Earth's surface? (NOT buildings)
Tsunamis, move the ground in two different ways, cause a volcano to erupt
200
Why would a farmer plant trees all around his fields?
To keep the soil from blowing away
200
Deposition
The laying down of rock, sand, and soil
300
What is the most common cause of physical weathering?
Water
300
Besides lava, what else from a volcano can damage Earth's surface?
Gases, Ash, or rocks from the volcano exploding
300
What causes an Earthquake?
Plates move suddenly or the plates slip
300
True or False: Glaciers can cause Erosion
TRUE
300
Landslide
The rapid downhill movement of a large amount of rock or soil.
400
What is chemical weathering?
Where acid rain or a chemical from people break down earth's surface
400
What is an active volcano?
A volcano that has frequent eruptions
400
Most Earthquakes are big. True or False
False
400
Name three of the 4 things that cause erosion
Gravity, ice, Water, wind
400
Fault
Where two plates come together. A crack or break in Earth's surface
500
Name three ways people add chemicals to the Earth and cause chemical weathering
Multiple Answers
500
What is a dormant volcano AND what is an extinct volcano?
Dormant-could still erupt but hasnt in a long time Extinct-Won't erupt ever again
500
Name a place that recently had a large earthquake and why we don't have large Earthquakes in Wisconsin
Japan We don't have large Earthquakes because we don't live by two plates.
500
Imagine you have a fast flowing river, as the river slows down the "Stuff" in the water (twigs, fist-sized rocks, branches, leaves, sediment) also slows down. Explain what happens...in order...to each of these things.
They will sink in order from heaviest to lightest as the water slows down. Branches,fist-sized rocks, twigs, leaves, sediment
500
Name one difference and one similarity between a volcano and an earthquake
Many different answers