Astrology Review
Earth's Layers
Plate Movements
Earthquakes
Volcanoes
100
Scientific theory about how the universe began is called the...
Big Bang Theory
100
List the 4 layers of the earths crust.
crust, mantle, outer core, inner core
100
225 million years ago, all the continents were once a supercontinent called ...
Pangaea
100
What usually occur at plate boundaries when the plates get stuck on each other and shake free?
Earthquakes
100
What are 2 places where volcanoes can occur?
Plate boundaries and hot spots
200
The planets and other bodies revolve around the sun because of its ______________ force?
gravitational
200
What is made of solid iron and nickel and is very hot?
Inner Core
200
What boundaries are when the plates move away from each other?
Divergent?
200
What is the point below the surface but above the focus of an earthquake?
epicenter
200
What is a crater?
A bowl-shaped depression around the mouth of the volcano
300
Order the universe, solar system, and galaxy from biggest to smallest.
Universe, galaxy, solar system
300
What is the thinnest layer of earth?
crust
300
What boundaries are when the plates move side by side in opposite directions?
Transform
300
What is the point below the surface where the earthquake begins?
focus
300
What is a central vent?
A channel in the neck of a volcano.
400
List the planets from closest to furthest from the sun.
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
400
What are the two layers that tectonic plates make up?
Crust and Mantle
400
What boundaries are when the plates move toward each other?
hot spots
400
What is the name of the scale that measures energy released from an earthquake?
Richter Scale
400
What is a magma chamber?
An underground area, where thick molten rock collects.
500
What is a black hole?
An area where gravity is so heavy that even light cannot escape.
500
What type of rocks make up the crust?
Basalt and granite
500
Which Ocean is getting smaller because plates are disappearing under other plates at convergent boundaries?
Pacific Ocean
500
What is an example of a transform boundary in the USA?
San Andreas fault
500
What country has the most active volcanoes?
USA
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