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Geography Grade 7 test 2013 on earthquakes.
when a plate cracks, the crack is called a
The plates that make up the crust of the earth are known as
To find an earthquake, or connect the dots, you need seismic reading from at least
Earthquakes occur when the big pieces of the earth's crust called
move a bit.
Most earthquakes start as stored up, or
energy in the rock.
The Richter Scale is used to
the size and intensity of one earthquake to that of another./
is the name of the middle of the earthquake.
A magnitude 2 earthquake has
times as much power as a magnitude 1.
When plates of the earth's crust lift or tilt,
Scientists record the shaking of the earths using a
Whenever something gets hot, its molecules move
and take up more space.
The earths surface is
Every year there are
earthquakes all around the world.
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