Science Vocab 2

Front 1

wheather

Back 1

condition of earths atmosphere at a time and place

Front 2

atmosphere

Back 2

realativley thin layer that forms around earths outermost layer

Front 3

watervapor

Back 3

water in form of gas

Front 4

density

Back 4

measurement of how much mass is in a given volume

Front 5

air pressure

Back 5

pressure caused by air pushing down on an area

Front 6

barometer

Back 6

instrument used to measure difference in air pressure

Front 7

mercury barometer

Back 7

instrument used to measure difference in air pressure,consisting of a glass tube,partially filled with mercury

Front 8

aneroid barometer

Back 8

instrument that measures difference in air pressure with no liquid

Front 9

altitude

Back 9

elevation above sea level

Front 10

troposphere

Back 10

lowest layer of earths atmosphere

Front 11

stratosphere

Back 11

2nd lowest layer of earth atmosphere

Front 12

mesosphere

Back 12

layer that is above the stratosphere

Front 13

thermosphere

Back 13

outermost layer of earths atmosphere

Front 14

ionosphere

Back 14

lower part of the thermosphere

Front 15

exosphere

Back 15

outer layer of the thermosphere

Front 16

electromagnetic waves

Back 16

wave that can transfer electric and magnetic energy through the vaccum of space

Front 17

radiation

Back 17

transfer of energy through electromagnetic wave

Front 18

infared radiation

Back 18

electromagnetic waves with wavelengths that are visible and long but shorter than microwaves

Front 19

ultraviolet radiation

Back 19

electromagnetic waves that are short and visible but longer than x-rays

Front 20

scattering

Back 20

reflection of light in all directions

Front 21

greenhouse effect

Back 21

trapping of heat near planets surface by certain gases in the planets atmosphere

Front 22

tempature

Back 22

how hot or cold something is

Front 23

thermal energy

Back 23

total kinetic and potential energy of all the particle in an object

Front 24

thermometer

Back 24

an instrument used to measure tempature

Front 25

heat

Back 25

the transfer of thermal energy from a warmer object to a cooler object

Front 26

convection

Back 26

transfer of thermal energy by the ovement of a fluid

Front 27

conduction

Back 27

transfer of thermal energy from one particle of matter to another

Front 28

convection current

Back 28

movement of a fluid,caused by differnces in tempature,that transfers heat from one part of a fluid to another

Front 29

wind

Back 29

horizontal movement of air from an area of high pressure of an area of lower pressure

Front 30

anemometer

Back 30

instrument used to measure wind speed

Front 31

windchill factor

Back 31

measure od cooling combining tempature and wind speed

Front 32

local winds

Back 32

winds that blow over short distances

Front 33

sea breeze

Back 33

flow of cooler air from over an ocean or lake tword land

Front 34

land breeze

Back 34

flow of air from land to body of water

Front 35

global winds

Back 35

winds that blow steadily from specific directions over long distances

Front 36

Coriolis effect

Back 36

the effect of earths rotationon the directions of winds and currents

Front 37

latitude

Back 37

distance in degrees north or south of the equator