Marine Geology Crossword Puzzle

QUESTIONS LIST:

• trench: a narrow, deep crack that forms on the ocean bottom
• seamount: underwater volcanoes that are cone shaped
• iron: metal that scientists believe the inner core is made of
• sedimentary: rock formed by eroded particles of rock cemented together
• guyot: flat top undersea mountain
• divergent: type of plate boundary that forms mid-ocean ridges
• crust: part of earth divided into plates
• solid: inner core is this state of matter
• rift valley: feature formed on land at divergent boundary
• abyssal plain: flat area of ocean floor
• basalt: igneous rock that makes up ocean floor
• weathering: process that breaks down rock
• pacific: plate with edge known as "ring of fire"
• convergent: type boundary that creates peru-chile trench
• continental slope: steep drop in depth at edge of continental shelf
• hot spot: forms volcanic island in the middle of ocean plates
• volcano: forms on land where ocean plate goes under continental plate
• subduction: boundary where one plate goes underneath another
• magma: melted igneous or metamorphic rock
• canyon: cracks in continental slope or shelf