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Midterm Study Guide

TermDefinition
Atomic Number the number of protons in the nucleus of an atom.
Atom the smallest unit of an element that has the properties of that element.
Nucleus positive
Neutron neutral
Electrons negative
Mantle the thickest layer of earth
Outer Core 2nd Thickest
Inner Core 3rd Thickest
Crust Thinnest layer
Geosphere Earth,s surface and interior
Hydrosphere All Earth´s water
Atmosphere Layers of gasses around Earth
Biosphere all living things on Earth
Mechanical Weathering Physical Breakdown
Chemical Weathering Chemically Breaks down
Erosion The removal of weathered material
Mineral made of crystals
Rocks made of minerals
Igneous Rock formed when magma/lava cools and hardens
Metamorphic formed through heat and pressure
Sedimentary formed through weathering and erosion and then compaction/ cementation
Topographic when contour lines are close together that means there is steep elevation.
Created by: abigailguillory