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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