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20 questions
Where do scientists get direct evidence from?
absoulute dating
rock samples
relative dating
crust
What does indirect evidence come from?
i don't know
EARTH LAYERS
earthquakes
seismic waves
Name the layers in order.
crust, mantle,core
mantle,crust core
core, crust , mantle
inner core, and outer core
what type of crust is the most dense?
the crust
Continental crust
oceanic crust
the crust of a pizza
What is the layer of the earth that has convection currents?
outer core
inner core
mantle
crust
How many types of heat transfer are there?
1
2
3
4
What is conduction?
Is it even a thing?
heat transfer through objects.
radiation
convection
What is the name of the mega Continent?
Bob
Pangeeeaaa
Pangea
what is the mid ocean ridge?
land mts
under water mts
a link of underwater mts
How many boundaries are there?
1
2
3
5
What is a divergent boundary
they move apart
they move towards each other
they slide past each other
what is a convergent boundary?
they move apart
they slide
they come together
what is a transform boundary?
they slide
they do not exist
i don't know
they crash
what do convergent boundaries form?
mts
animal
sea floor
a sea star
what do divergent boundaries make?
trench
mts
volcanoes
clouds
what is formed by a transform boundary?
earthquakes
volcanoes
dust
mold
what is the uppermost part of the earth?
Continental crust
oceanic crust
mantle
core
who discovered Continental drift?
alfred wegner
harry hess
mrs. Derrickson
I did
who discovered sea floor spreading?
riona
devanshi
Harry Hess
alfred wegner
what layer of the earth gets the most pressure?
mantle
outer mantle
crust
inner core
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