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Earth Science
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Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
What is Continental Drift?
Continetal Drift
plates moving
How plates move
Plates stay still
2
Which of these choices are Types of volcanos ???
Shield
Cinder Cone
Composite
All of the Above
3
What is the inner core mostly made up of?
Magma
Liquid Rock
Nickel & Iron
Sediments
4
Who created the idea of Continental Drift?
Alfred Wegener
Hobo
Harry Potter
Albert Einstein
5
Hotter temperatur cause density to...
Increases
Decrease
more dence
Less dence
6
An ocean wave caused by an Earthquake is called a???
Earthquake Wave
hurricane
Tsunami
Volcano
7
Why was there a year without a summer???
Lava went everywhere
Water went everywhere
the moon went infront of the sun
Because of all the volcanic ash
8
_________ boundaries occur when two plates slide past each other .
Transform
Divergent
Convergent
9
The Earths crust is simular to what kind of food?
Oreos
Crust of bread
Bagel
Cake
10
What is Density?
how stuff moves
How much earth
How much stuff and how much space
Stuff
11
Which is more dense, Oceanic or Continental?
Oceanic
Continental
12
Which layer of the earth is broken into the lithosphere and athenosphere?
Outer core
Inner Crust
crust
Mantle
13
What is igneous rock?
earthquakes
cooling through magma or lava
volcanos
14
Where is a major transform boundary??
San Antonio Fault
San Andreas Fault
SantaS Fault
15
Colder temperatures cause density to
Neither
Increase
Both
Decrease
16
How many years ago did continents break apart?
300 million years ago
250 million years ago
200 million years ago
150 million years ago
17
When Magma hits the surface of the Earth its called???
Lava
Liquid Magma
Molten Rock
18
Earths crust and parts of the upper mantle broken into sections called....
Continental Drift
Plates
Techtonics
Seafloor
19
The astenospher is like what
Melted chocolate
Pizza
Taffy
Ice cream
20
What is Subduction?
When something meets in the middle
Prostitute
When something goes under another
When plates touch
21
What are secondary affects of Earthquake damage ???
Earthquakes
Fire,Tsunamis,broken water pipes,and broken fuel lines
Gases
22
Is the outer core a solid,liquid,or a gas?
Rawr
Gas
Liquid
Solid
23
What volcanos are more dangerous ones on land or ones underwater?
Ones on land
Underwater
24
What is seafloor spreading?
How plates move
where plates move
Plates never move
Plates stay still
25
What two elements are in new rocks?
Rocks
Magnesium and Basalt
Iron and hydrogen
Basalt and Iron
26
What is the uppermost layer of the atmosphere?
Exosphere
lithosphere
Abbosphere
Troposphere
27
Who proposed the thought of Seafloor Spreading Theory???
YOUUUU
Harry Hess
Albert Einstien
Alfred Wegner
28
Where do earthquakes form???
broken rocks
in the hills
by the ocean
Form around faults where rocks have ruptured
29
What Are Plate Techtonics?
When earth is divided into plates
plates moving
Pplates break apart
Alfred Wegner
30
What is silt
Fine sand
Clay like rock
31
What is the outer core mostly made up of?
Liquid
Solid
32
What does plate movement Create?
It created just Rift Valley
It created all of the above
It created rocks and magma
it created mountain ranges,trenchs,and Rift Valley
33
How do we reduce the risk of Earthquakes on humans???
Rebuild everything
Fortify the construction of buildings
Kill people
34
What is lava?
Molten Rock above earths surface
Molten rock below earths surface
Both
35
What does "Astheno" mean?
strong
Popcorn
Weak
Solid
36
When did scientist realize the sea floor was not flat??
1 million years ago
during World War I
during World War II
37
What is Mid Ocean Ridge?
When Magma comes out of a volcano on land
Where Magma comes out of Ocean Floor
Soccer
Magma goes everywhere
38
What are the threats to earths spheres form an earthquake???
Rocky roads
Everything
Land slides,rock slides,and gases from broken fuel lines
Gases
39
Volcanos form above what zone???
Construction Zone
Subduction Zones
Suduction zone
40
What is Magma ?
Molten Rocks above earths surface
Molten rock below earths surface
melted rock
