science Quiz-Vocab
Terms
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- compostion
- the combinding of distenct parts or elements to form a whole
- dense/density
- the quality or condtiion of being dense. the mass per unit volume of substance under specified conditions of pressure and temperature
- convection
- heat transfer in a gas or liquid by the circulation of currents from one region to another
- radiant energy/raditaion
- energy from the sun in the form of visible light, ultraviolet ligh and infrared light (radiation)
- absorb/absorbed/absoprtion
- to take something in
- stratsophere
- layer of the atmosphere that contains ozone
- oxygen-carbon dioxide cycle
- a closed cycle in which the total amount of carbon and oxygen is kept constant.
- nitrogen cycle
- a closed cycle in which the total amount of nitrogen on the eart is kept constant
- air pressure
- the force that aire exerts in an area
- conduction
- the direct transfer of heat from particle to particle
- atmosphere
- air that surrounds a planet
- ozone
- ozone protects the eart from excesive ultraviolet radiation
- troposhere
- the layer of the air cloest to the surface of the earth
- smog
- air pollution that forms from the burning of fossile fules such as gasoline and coal
- greenhouse effect
- when heat is trapped by gases in the atmosphere