vocabulary
core
mantle
crust
seismic waves
100
layer of crust where continents float.
What is Continental crust?
100
inner and outer core
What are the names of the two parts of the core?
100
very hot rock
What is the mantle made of?
100
valleys, mountains, oceans, deserts
What are some features of Earth's crust?
100
earthquakes
Where do S & P waves come from?
200
P waves
What are the fastest seismic waves?
200
the temperature of the surface of the sun
How hot is the center of the core?
200
convection currents
What causes the magma in the mantle to rise and fall?
200
continental crust
Where do the continents float?
200
p waves
What type of waves will travel through solids, liquids and gases?
300
asthenosphere
What is the layer of the upper mantle composed of low density rock?
300
iron
What is the inner core made of?
300
thickest layer of the Earth
What is the mantle?
300
0 degrees celcius.
What temperature can the crust get?
300
solids only
What will S waves travel through?
400
lithosphere
What is the most rigid, outermost layer of the Earth?
400
solid
What form is the iron in the inner core in?
400
plasticity
What is the word that describes the flexibility of the rock in the mantle?
400
basalt
What rock is primarily found in the crust?
400
S & P waves
Which type of waves will travel faster through more dense substances?
500
Moho
What is the boundary between the crust and the mantle?
500
Molten iron in the outer core forms electric currents which create a magnetic field.
What causes Earth's magnetic fields?
500
lower mantle,transition zone, upper mantle, asthenosphere, lithosphere, Moho
What are the zones of the mantle (6)
500
The crust of the Earth is brittle.
Why does the crust of the Earth crack in earthquakes?
500
Scientists study S & P waves
How do scientists study the center of the Earth?
M
e
n
u