Formation and Layers
Volcanoes
Earthquakes
Evidence
Plate Tectonics
100
The first thing that formed in our solar system was the __________, followed by matter that cooled and created the______________.
What is sun and planets
100
boundaries where volcanoes occur
What is divergent and convergent
100
The massive supercontinent that scientists believe existed in the past was given what name?
What is Pangaea
100
The term plate tectonics is an area of science that deals with
What is the constant movement of Earth's surface
200
what is another place besides boundaries where volcanoes occur?
What is hot spots
200
define focus
What is the point below earth surface where earthquake starts
200
what force causes earth's crust plates to move
What is currents in the mantle
300
layer that is liquid iron and nickel
What is outer core
300
What is a hot spot
What is hole in the crust
300
define epicenter
What is the point directly above the focus on the earths surface
300
how much do plates move each year
What is 1-4 inches
400
1,800 miles thick rock of middle density moves very slowly
What is mantle
400
give me an example of volcanoes at a boundary
What is mount st helens
400
what scale is used to measure earthquakes
What is richter scale
500
surface layer of mainly basalt or granite 5-25 miles thick
What is crust
500
give me an example of volcanic islands made from hot spots
What is hawaiian islands
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