# Shared Flashcard Set

## Details

Physical Geography Labs 1-5
Overview of Labs 1-5
32
Geography
10/12/2009

Term
 What are the three ways to measure scale?
Definition
 1. Representative Fraction (ex: 1 : 24,000)2. Verbal Fraction (ex: one inch equals ten miles)3. Graphic/Bar scale
Term
 What is the difference between a large scale and small scale map?
Definition
 A large scale map shows items in great detail over a small area. A small scale map shows little detail over a large area.
Term
 What kind of lines are used on a topographic map?
Definition
 Contour lines, used to illustrate points of elevation.
Term
 Depression
Definition
 a low place in the ground having no outlet for surface drainage
Term
 Hill
Definition
 a naturally occuring mass of Earth whose crest or summit is at a lower elevation than a mountain.
Term
 Mesa
Definition
 a flat-topped mountain bounded on all sides by steep terrain
Term
 Ridge
Definition
 a long narrow elevation of land, often located on a mountainside.
Term
 Valley
Definition
 stretch of low land lying between hills or mountains and sometimes occupied by a stream.
Term
 What does the percent grade tell?
Definition
 the percent grade tells the slope of a hill or mountain.
Term
 What is the formula for slope?
Definition
 Rise (elevation A - elevation B) / Run (distance from A to B)
Term
 What are another name for lines of latitude?
Definition
 Parallels
Term
 What is another name of lines of longitude?
Definition
 meridians
Term
 Longitude lines are measured from _____ to ______
Definition
 International Dateline to Prime Meridian
Term
 One degree can be divided into _______.
Definition
 60 minutes
Term
 How do you write coordinates of latitude and longitude?
Definition
 Start with reading the left or right side (north or south) and then moving to the east or west coordinates (at the top or bottom of the page)
Term
 Name the degrees at which the Tropic of Cancer and Capricorn are found, as well as the Arctic and Antarctic Circles.
Definition
 Tropic of Cancer = 23.5 degrees NorthTropic of Capricorn = 23.5 degrees SouthArctic Circle = 66.5 degrees NorthAntarctic Circle = 66.5 degrees South
Term
 What is it called when we have equal days and nights?
Definition
 Autumnal and Spring Equinox (March 21 and September 21)
Term
 What are the longest and shortest days of the year and what are they called?
Definition
 Summer and Winter Solstice (June 21 and December 21)
Term
 What is the Circle of Illumination?
Definition
 a great circle dividing day and night on earth
Term
 The latitude at which the sun's rays are 90 degrees is called the sun's _____.
Definition
 declination
Term
 Insolation stands for what?
Definition
Term
 Insolation is affected by _____ and _____ of sunlight.
Definition
 Intensity and Duration
Term
 The standard unit to measure pressure is the _______.
Definition
 Millibar (mb)
Term
 the average atmospheric pressure is ______ mb, or _____ lb/sq. inch.
Definition
 the average atmospheric pressure is 1013.2 mb, or 14.7 lb/sq. inch.
Term
 The pressure gradient is the driving force of _____ on the Earth.
Definition
 winds
Term
 WINDS ALWAYS FLOW FROM HIGH PRESSURE TO LOW PRESSURE!!!!!!!!!!!!!!
Definition
 WINDS ALWAYS FLOW FROM HIGH PRESSURE TO LOW PRESSURE!!!!!!!!!!!!!
Term
 The Coriolis Effect
Definition
 an apparent deflection of moving bodies, such as winds, caused by Earth's rotation. Winds in the northern hemisphere are deflected to the RIGHT, in the southern hemisphere are deflected to the LEFT.
Term
 A cyclone is ___ pressure, while a anti-cyclone is ___ pressure.
Definition
 Cyclone = low pressureAnti-Cyclone = high pressure
Term
 Specific Humidity
Definition
 measures the amount of water vapor in a given mass of air
Term
 Relative Humidity
Definition
 a ratio between the amount of water vapor in the air of a given temperature and the maximum amount that air could hold at that temperature.
Term
 As temperature increases, relative humidity _____.
Definition
 decreases. There is an inverse relationship between temperature and relative humidity.
Term
 a sling psychometer allows you to measure what two things?
Definition
 Dew point and relative humidity
Supporting users have an ad free experience!