Earth Science
The 4 areas we study in Earth & Environmental are...
Astronomy, Meteorology, Oceanography, and Geology.
The equator separates the _____ hemispheres.
Northern and southern
Mass movement.
What are the two major elements found in the Earth's crust?
Oxygen & Silicon
Name the stages of the water cycle.
Precipitation, condensation, evaporation, transpiration, and runoff.
The hydrosphere is made up of...
All of the Earth's oceans, seas, lakes, rivers, and glaciers.
Cartography is...
The study of map-making.
What three types of materials make up the texture of a soil?
Clay, silt, & sand.
What things can you use to identify a mineral?
Looking at it's color, luster, texture, streak, hardness, cleavage/fracture, density, and other special properties.
When does a flood occur?
When water spills over the sides of a stream's banks onto the adjacent land.
What two parts of the Earth does the lithosphere consist of?
Crust and upper mantle.
What does a legend show you on a map?
what the symbols, styles, and/or colors mean on a map.
Soil is made up of...
Broken rock particles and decaying organic matter.
Rocks are classified as igneous, sedimentary, or metamorphic based on...
How they are formed.
What is a watershed?
A stream system that and area of water flows off into.
What gas does the atmosphere mainly consist of?
Nitrogen
True or False: Lines of longitude are parallel.
False, they are semicircles.
What is hydrolysis?
The reaction of water with other substances.
How do minerals and rocks differentiate?
Minerals are specific chemical compounds and rocks are one or more minerals compacted tightly together.
What does a stream's bed load consist of?
Sand, pebbles, and cobbles that the stream's water can roll or push along the bed of the stream.
The specific term used by geologists describing rock weathering, where shells/plates break away leaving a rounded surface.
Exfoliation
Topographic maps, gnomonic projections, conic projection, and mercator projections.
A mountain must be at least ___° for an avalanche to occur.
35
The three main groups of igneous rocks.
What is the average discharge of the Mississippi River?
173,600 m³/s