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Brianna's Geology Crossword Puzzle

Teacher: Brianna Jackson
Across
a seismic sea wave that begins over an earthquake focus.
a belt around the Pacific Ocean where volcanoes and earthquakes are very common.
seismic waves from earthquakes are measured with an instrument known as
the steep-walled depression around a volcano's vent.
occurs where plates move apart.
Down
theory states that new seafloor is formed when magma is forced upward toward the surface at a mid-ocean ridge.
vibrations produced by the breaking of rock
means "all land"
Earth's outer most layer made up of thin layer of rock.
is a ball of hot solid metals.