Exam Flashcards
What is a resource?
a resource is any item or material that is of value to humans.
What is a natural resource and types of natural resources?
Natural materials are materials found in the natural enviorment. renewable and non-renewable.
What are renewable and non-renewable resources?
A renewable resource is one that can be replaced or restored.
A non-renweable resource is one that can not be replaced or replenished
What are the three different types of water use?
instream use: water is used witout removing it. Ex: fisheries.
withdrawal use: water is taken from its natural source, its used and then returned but not in the same condition.
consumtion use: water is consumed by humans or livestoock. or lost into the atmosphere through evaporation
What are the three types of water pollution and definition?
Physical pollution; actual garbage. turds
biological: bacteria and virusies that enter the water.
chemical: most dangerous. invisible, colorless, oddorless and tastless.
What are the two types of energy sources and examples of it?
conventional energy: oil, gas, natural gas, hydro and nuclear energy.
alternitive energy: solar, wind, and biomass energy.
What types of energy does Canada rely on the most?
hydro electic power and thermal electric power.
Which types of electric energy can be found in Canada? Definition, advantages and disadvantages.
hydro: from water moving. renweable, but expensive
thermal: water evaporating. less expensive, but fuel costs are high.
nuclear: steam comes from radioactive reactions. operating costs are cheap, construction costs are high.
Which are the three types of Forest? examples
coniferous: cone bearing trees, pine, spruce.
deciduous: leaf bearing trees: walnut maple.
mixed: combination of th two.
Forest classification according to their commercial value.
commercial forests: harvests trees for money.
non-commercial forests: hard to reach and have smaller trees that take long to grow
Which are the 5 forest regions in Canada?
boreal forests: largest and coniferous trees
taiga forests: difficultly growing here because of loose soil and cold temperatures.
west coast forest: most productive, good environment for growing trees.
montane forests: lower precipation levels and short growing season.
mixed forest: longer growing season, in the east, hardwood trees.
Which are the three methods of tree harvesting in Canada and definition?
clear cutting: remove every tree in area, cheapest and quickest.
shelterwood logging: cutting around 70% of trees.
selective cutting: harvesting only mature of certain type, size, type or quality
What is a mineral? Their categories and definitions
non-renewable resource loctated below ground.
Types of mining and their definitions.
strip mining: digging down in horizontal strips
open pit mining: big ass hole in the ground.
shaft mining: miners go far below the surface and dig out wards horizontally
Which are the five categories that industries are divided and defined?
primary: extraction of a natural resource
secondary: processing and producttion of the natural resouce into products
tertiary: providing a service
quarternary: research and devolpment
quinary: governments and idiots