Chapter 2 Vocabulary Crossword

Natural environments where marine organisms live
Great cosmic explosion that created the universe
Mass of a given volume of a substance
Innermost layer of the Earth (Mostly iron)
Layer outside the core. Very hot (near melting point of rocks).
Outermost layer of the Earth
Dark colored mineral that makes up ocean floor
Most continental rocks are this light colored general kind of rock. ( used to make kitchen counters
Hypothesis by Alfred Wegener that stated that all the continents were once a supercontinent called Pangea
A continuous chain of submarine volcanic mountains that encircles the globe like the seams on a baseball
Cracks in Earths crust
System of deep depressions in the sea floor
Loose material like sand and mud that settles to the bottom
Magnetic bands that run parallel to the mid-Ocean ridge
Crack created when huge slabs of ocean crust are separating at the mid-ocean ridges
Process by which sea floor moves away from mid-ocean ridges to create new sea floor
The different plates the lithosphere is broken up into
Downward movement of a plate into the mantle
Plates move ion such a way that they slide past each other, neither creating or destroying the lithosphere
Sediment consisting of the skeletons and shells of marine organisms, including diatoms, radiolarians, foraminiferans, and coccolithophorids.
Sediment from the physical and chemical breakdown of rocks, mostly on continents
The physical and chemical breakdown of rocks
Biogenous sediments composes of mineral calcium carbonate
Biogenous sediment that is made up of silica which is similar to glass
Procedure in which the ratios of different atomic forms, or isotopes, of carbon are measured, can be used to determine the age of microfossils