Scientific method/ properties or earth
plate tectonics
earth quakes
volcanoes
rocks and minerals
100
What is the last step of the scientific method?
state a conclusion
100
Who is Harry Hess?
A geologist who became a navy sub commander in WW2
100
What can cause an earthquake?
Plates moving, colliding, or hitting one another
100
Define lava
melted rock that is located above the earths surface.
100
What are the type of rocks that form underground?
Intrusive
200
What does geology?
the study of solid earth
200
What do the shape of the coast lines form?
a puzzle
200
Are primary waves faster then secondary waves?
yes
200
What is an ash cloud and where is it located on a volcano?
It is the cloud of ash that forms when the volcano explodes and it is located at the very top.
200
define apanitic
fine crystals
300
what is the first step of the scientific method?
State the problem
300
What are transform boundaries?
Plates that move side by side
300
How do secondary waves move? What do they look like in life motions?
Energy going through a rope.
300
what is AA lava?
lava that cools quickly and has jagged texture
300
define clastic
made with a collection of smaller rocks and or sand
400
What does astronomy mean?
the study of everything outside of earth
400
Who discovered sea floor spreading?
Alfred Wegener
400
what is an epicenter?
The point directly above where the earth quake is happening underground.
400
What is a hot spot?
Where the magma rises from underground at an extremely hot spot.
400
Any mineral containing silicon and oxygen is called a?
silocate
500
What is the third step in the scientific method?
Create a hypotosis
500
What are mid-ocean ridges?
Mountains on the sea floor that are formed when magma rises
500
What is a tsunami?
A massive wave causes by large earth quakes.
500
Define Viscosity.
it is the thickness of a liquid.
500
Rocks that can break into flat pieces is know as a what kind of break or form?
Cleavage.
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