Grab Bag
Landforms
Seafloor Spreading
Grab Bag II
Grab Bag III
100
Formula for density
What is mass divided by volume?
100
mountains
What is continental plate converging with continental plate?
100
oldest rocks
What is far away from the spreading zone?
100
fossils, mountains, and a puzzle
What is evidence for continental drift?
100
What is the volume if the density = 3 g/mL and the mass = 4g?
What is 12 mL?
200
the attraction of all matter to all other matter
What causes gravity?
200
volcanic island arc
What is oceanic plate converging with oceanic plate?
200
two oceanic plates diverging
What is the cause of the mid-ocean ridge?
200
Who created the theory of continental drift?
Alfred Wegener
200
rock making up the continental plate
What is granite?
300
liquid
What is the outer core of the Earth?
300
volcanoes on land
What is oceanic plate converging with continental plate?
300
What is the process that causes the mid-ocean ridge?
convection current
300
Japan
What is volcanic island arc?
300
causes plate tectonic movement
What are convection currents?
400
plate moves; hot spot stays
What is Hawaiian Islands?
400
rift valley
What is continental plate diverging from continental plate?
400
mirror image
What is the way the magnetic reversals look on either side of the mid-ocean ridge?
400
basalt
What is the oceanic plate made of?
400
crust and part of the mantle
What is lithosphere?
500
responsible for magnetic field
What is the outer core of the Earth?
500
moving side by side
What is transform boundary?
500
Harry Hess
What is the name of the geologist who discovered the seafloor spreading zone?
500
GPS sensors
What is the means by which scientists know how the plates are moving?
500
where an earthquake starts
What is the focus?
M
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