LETRS Unit 5 - Session 1- 6 LETRS Unit 5 - Session 1
LETRS Unit 5 - Session 1- 6
LETRS Unit 5 - Session 1
primary activity - >>>> the part of the economy that draws raw materials form the natural
environment.
secondary activity - >>>> transforms raw materials into manufactured goods; GROWS
QUICKLY AS SOCIETIES INDUSTRIALIZE.
tertiary activity - >>>> the part of the economy that involves services rather than goods.
pre-industrial societies - >>>> hunting and gathering, horticultural, agrarian
quaternary activities - >>>> includes jobs concerned with:
research and development
management and administration
processing and disseminating information
post-industrial societies - >>>> countries where most people are no longer employed in industry.
Agriculture - >>>> the deliberate tending of crops and livestock in order to produce food and
fiber.
hunters and gatherers - >>>> Hunters gained skills in capturing and killing animals.
Gatherers learned which plants and fruits were edible and nutritious.
Neolithic Revolution - >>>> The switch from nomadic lifestyles to a settled agricultural lifestyle
is this revolution.
Agricultural hearths - >>>> developed independently in several regions of the world over a long
period of time.
vegetative planting - >>>> new plants were produced from existing plants, such as cutting stems
and dividing roots.
seed agriculture - >>>> included irrigation, plowing, fencing, terraces, fertilizing, weeding
plant and animal domestication - >>>> The first domesticated animals were probably dogs, pigs,
chickens. plants that were domesticated in Southeast Asia were taro, yams, bananas, palm trees
irrigation - >>>> the channeling of water to fields
yields - >>>> measurement of the amount of a crop grown
enclosure movement - >>>> Farmers pushed out of their jobs and either became tenant farmers
or they moved to cities.
hedging - >>>> Wealthy landowners in England began to enlarge their farms through hedging
blocks of land for experiments with new techniques of farming
crop rotation - >>>> carefully controlled the nutrients in soil by planting a different crop on a
particular piece of land
seed drill - >>>> a device that sows the seeds at equal distances and proper depth; invented in
the second agricultural revolution
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