Show:
Layers of the Earth
Continental Drift
Convection Currents
Density
Grab-Bag
100
The hottest layer of the Earth
What is the inner core
100
Name the scientist who proposed the theory of continental drift?
Who is Alfred Wegener?
100
Which type of crust is the thinnest
What is oceanic crust
100
give the formula for density
What is D=M/V
100
What is the name of the ocean ridge in between North america and Europe?
What is the mid-atlantic ridge
200
The coldest layer of the Earth
What is the crust
200
Name the single landmass all of our continents were a part of millions of years ago?
What is Pangaea
200
Where are convection currents located?
What is the asthenosphere
200
Which type of crust is denser?
What is oceanic
200
Name 4 countries in Africa
What is (answers will vary)
300
The molten layer of the earth
What is asthenosphere
300
Describe in detail a piece of evidence that supports the theory of continental drift
What is (answers will vary)
300
How do convection currents move?
What is circular motions
300
At what point of the convection current (when its rising or sinking) is the density higher?
What is sinking
300
What type of rock is formed by cooling lava
What is igneous rock
400
the layer in which tectonic plates are located
What is the lithosphere
400
Name the dinosaur whose fossils supported Wegener's theory of continental drift
What is the mesosaurus
400
What are the two possibilities that can occur when magma reaches the crust in a convection current
What is move sideways or break through the crust
400
If the mass of an object is 35 grams and the volume is 7 cm3, then what is the density?
What is 8g/cm3
400
What is the name of the rock that makes up oceanic crust?
What is basalt
500
Rank the layers of the Earth from most dense to least dense
What is inner core, outer core, asthenosphere, lithosphere, crust
500
What year did Wegener come up with the theory of continental drift?
What is 1923
500
why does cold magma sink and hot magma rise?
What is differences in density
500
Describe why a penny sinks when a ship will float?
What is penny has a greater density
500
What was the name of the first supercontinent? (from the movie)
What is Valbara