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Earth Systems Answer Key

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Weathering
#1 What is a large mass of ice that moves slowly over land? Glaciers
#2 What is a quick downhill movement of a combination of water rock and soil? Mudflow
#3 The process of breaking down rock is called.. Weathering
#4 The process of disintegration of rock and soil is called.. Erosion
#5
Fossils
#1 Name the 3 types of rocks Sedimentary, Igneous, Metamorphic
#2 What is something that has lasted from a living thing that died long ago? Fossils
#3 Process of rocks changing into other types of rocks is called what? Rock Cycle
#4 What type of rock is changed by heat and pressure? Metamorphic
#5
Earth Process
#1 What is used for electricity and is the most abundant energy source? Coal
#2 A form of energy generated by the conversion of free-falling water to electricity? Hydro-electric energy
#3 A natural resource which can replenish with the passage of time, either through biological reproduction or other naturally recurring processes. Renewable Resources
#4 Name 2 natural disasters Volcano, Flood, Tornado, Hurricane, Tsunami, etc.
#5
Ways to Prepare for Natural Disasters
#1 3 ways to Prepare for a Flood Board up houses, listen to radio/tv, have family on speed dial
#2 Tsunamis can be caused by what? Earthquakes
#3 How many active volcanoes are there on Earth? 200, 600, 1,900, 2,100 1,900
#4 True or False. Volcanoes only exist on land? False
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Final Question
Which natural disaster has Ms. Robinson been in? Tornado