Midterm 1
Terms
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- geyser
- A spring that sends a column of hot water and steam into the air
- lava
- Molten rock flowing froma volcano or fissure in the earth; the rock formed by the cooling of this molten rock
- delta
- A stream deposit that collects at the mouth of some streams
- Saturn
- It has thousands of rings
- sediment
- Earthly matter suspended in or deposited by water, wind, or ice
- apparent motion
- Motion of an object relative to the position of the observer
- Cold water density
- cold water is denser than hot water
- igneous
- Rock that appears to have been molten in the past
- core
- The innermost part of the sun wehere thermonuclear reactions generate energy
- galaxy
- Groups of millions of stars, usually elliptically arranged
- land breeze
- A breeze that blows from shore to sea, usually at night
- loess
- Wind blown deposit of dust
- penumbra
- The light, outer part of a shadow; the light outer part of a sunspot
- glacier
- A mass of ice made by the melting and refreezing of snow that moves under the influence of gravity
- Richter
- An open-ended scale for determining the magnitude of earthquakes
- impermeability
- Not permitting the passage of fluid because of the absence of pores, spaces, and cracks
- latitude
- The distance north or south of the equator measured in degrees
- semi-arid tropical
- Below the 30 degree latitude
- erosion
- To wear away slowly by abrasion or solution
- Jupiter
- It has cloud bands and a red spot
- neap
- Low point of a wave
- asteroids
- Any of the minor planets that orbit the sun, mainly between the orbits of Mars and Jupiter
- plate tectonics
- Made by several large plates
- summer soltice
- The time when the sun appears to be directly over the tropic of Cancer
- crust
- The solid, outer part of the earth
- Sputnika
- The first man-made object to orbit the earth
- NASA
- National Aeronautics and Space Administration - It oversees the U.S. space program
- smog
- Fog mixed with pollution
- salinity
- The concentration of salt
- warm front
- The leading edge of a warm air mass
- Star
- Hot glowing sphere of gas
- Space Shuttle
- A reusable space vehicle used in earth orbit
- longitude
- The distance east or west of Greenwich, England, measured in degrees
- wind
- causes surface currents on the ocean
- aquifer
- Permeiable rocks that contain water
- water spout
- A tornado occuring at sea
- eclipse
- The cutting off of the light of one celestial body by another
- fault
- A crack in a rock along which there has been movement
- precipitation
- Any form of moisture falling from the atmosphere such as rain, hail, snow, and sleet.
- corona
- The extensive outer portion of the solar atmosphere
- diurnah
- Occurs daily
- lunar
- refers to the moon; also a type of eclipse
- shooting star
- A brief visible meteor
- ozone layer
- A layer of concentrated ozone located 20 - 50 Kms above the earth
- umbra
- The inner shadow of an elclipse
- Prevailing winds affect climate by ...
- cooling, warming, bringing moisture
- Shallow water wave
- A wave in water less deep than half its wave length
- gibbous
- A phase when more than 1/4 of the moon is visible
- thermosphere
- The uppermost layer of the earth's atmosphere where temperatures rise rapidly with altitude; just above the mesosphere
- meteorites
- A meteor that survives the fall through the earth's atmosphere
- equinox
- One of the two times during the year when the sun crosses the equator
- trough
- The lowest part of a wave
- Pluto
- Fatherest planet from the sun; the ninth planet
- westerlies
- Air that goes toward the pole from 30 - 60 degrees latitude
- front
- Boundary between air masses that do not mix