atmosheric nitrogen is converted to forms that producers can use. Biotic
xation, which produces ammonia, is carried out by cyanobacteria and
some bacteria associated with plant roots. Abiotic xation, which
proidces nitrates is carried out by lightning, co
CLIMATES AND BIOMES
CLIMATE: the average weather that occurs in a region over a long period of time
WEATHER: short term conditions of the atmosphere in a local area which includes temperature,
humidity, clouds, wind speed, and precipitation.
Example of We
Matter Anything that occupies space and has E‘e°"°"\ Pm”
Mass A measurement of the amount of matter an
Atom The smallest particle that can contain the
chemical properties of an element.
nuithur an atom armament can be brown down—igl