Earths layers
Earth is made up of what percentage of water
75%
Crust
The three types of Volcanoes
Shield, Composite, Cinder cone
T or F energy is released when an earthquake occurs.
True
The innermost layer of the earth
Inner core
Crust is created by this type of plate boundary
Divergent
Molten rock deep below earth surface
magma
instrament that records vibrations in the ground and determines the location and strength of an earthquake.
Seismograph
Earths Inner core is composed of
Solid Iron and Nickel
This person developed the hypothesis of Continental drift
Alfred Wegner
molten rock that flows from a volcano
Lava
the study of earthquakes
Seismiology
Which layer of the earth is the convective layer?
Mantle
Most of the world’s great mountain ranges occur near ____________________
Convergent boundaries
T or F Volcanic activity is related to tectonic plate movement.
True
Earthquakes are generated by this type of wave
Mechanical waves or Seismic waves
The solid outer layer of the Earth that consists of the crust and the rigid upper layer of the mantle is called the:
Lithosphere
When rock layers are stretched apart at divergent boundaries, this is called:
Tension
The ocean that the ring of fire is located in
Pacific
An earthquake is related to a crack in the crust called a(n):
Fault