7th Grade Science Vocabulary Crossword

Land that consists of marshes and swamps
The tidal mouth of a large river, where the tide meets the stream
The color of the powder produced by a mineral when it is dragged across an un-weathered surface
A gentle sheen or soft glow, especially that of a partly reflective surface
The outer layer of the Earth
Made primarily of iron and nickel and has two parts
The rigid outer part of the earth, consisting of the crust and upper mantle
A crack in the Earth's crust
Hot molten or semifluid rock erupted from a volcano or fissure
An opening at the earth's surface from which volcanic material, as lava, steam, or gas, is emitted
A place deep within the Earth where hot magma rises to just underneath the surface, creating a bulge and volcanic activity
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock
The fundamental and distinctive and characteristics or qualities of someone or something, especially when regarded as unchangeable
Ribonucleic acid, a nucleic acid present in all living cells
An organism or cell, or group of organisms or cells, produced asexually from one ancestor or stock, to which they are genetically identical