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Science vocab
Vocabulary
20
Science
6th Grade
03/21/2016

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Cards

Term
air pressure
Definition
result of the weight of a column of air pushing down on an area
Term
atmosphere
Definition
envelope of gases around earth
Term
electromagnetic waves
Definition
a form of energy that can move through the vacuum of space
Term
global wind
Definition
winds that blow steadily from specific directions over long distances
Term
greenhouse affect
Definition
gases hold heat in air
Term
infrared radiation
Definition
electromagnetic energy
wavelengths that are longer than red light
Term
Jet stream
Definition
about 10 kilometers above earth's surface
bands oh high speed winds
Term
land breeze
Definition
flow of air from land to a body of water
Term
Ozone
Definition
form of oxygen that has three oxygen atoms in each molecule instead of the usual two
Term
local wind
Definition
winds that blow over short distances
Term
pollutant
Definition
harmful substances in the air, soil, and water
Term
scattering
Definition
dust particles and gases in the atmosphere reflect light in all directions
Term
sea breeze
Definition
local wind that blows from a ocean or lake
Term
thermal energy
Definition
the total energy of motion in particles
Term
thermometer
Definition
a device to measure air temperature
Term
ultraviolet radiation
Definition
invisible form of energy with wavelengths that are shorter than violet light
Term
water vapor
Definition
water in the form of gas
Term
weather
Definition
condition of earth's atmosphere at a particular time and place
Term
wind
Definition
horizontal movement of air from an area of high pressure to an area of low pressure
Term
radiation
Definition
direct transfer of energy by electromagnetic waves
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