1. CGC1D Monday, May 10, 2014 Energy

2. We Depend on Energy! Canadians are one of the largest per-capita users of energy in the world- WHY? -Cold climate -Population is very spread out -Industry uses great deal of energy -Energy is relatively cheap so we tend to waste it RMR Video

3. Sources of Energy Can you identify the 9 different sources of energy depicted in this drawing?

4. Types of Energy Renewable sources of energy are obtained from different natural sources. Renewable energy can be replaced and used continuously without becoming depleted. Non-renewable sources of energy come from natural sources that are not regenerated once the source is depleted.

5. Sources of Energy

6. Fossil Fuels70% –Coal52% –Natural Gas15% –Oil3% Nuclear19% Hydro 9% Wind 0.5% Solar 0.5% Geothermal 0.5% Tidal 0.5%

7. Sources of Energy Solar VIDEO VIDEO SourceProsCons Sun  free source  unlimited  env. friendly  not efficient  expensive set-up

8. Sources of Energy Geothermal SourceProsCons Natural heat coming from the Earth  free source  unlimited  env. friendly  expensive set-up  few locations

9. Sources of Energy Biomass SourceProsCons Burning natural products or waste  free source  env. friendly  gets rid of waste  environment  better use of natural products?

10. Sources of Energy Hydro VIDEO SourceProsCons Moving river water  cheap source  env. friendly  recreation  flooding impacts  expensive set-up

11. Sources of Energy Waves SourceProsCons Ocean waves  free source  unlimited  navigation safety  eyesore

12. Sources of Energy Tides SourceProsCons Rising and falling water  free source  unlimited  two-way  only 25 locations  navigation safety  eyesore

13. Sources of Energy Wind VIDEO VIDEO SourceProsCons Moving air  free source  env. friendly  expensive set-up  eyesore, birds  inconsistent source

14. Sources of Energy Nuclear SourceProsCons Atom splitting  not expensive source  lots of source  safety concerns  expensive set-up  weapons possible

15. Sources of Energy Fossil Fuels SourceProsCons Burning of coal, oil, or natural gas  not expensive source or set-up  readily available  environment  not renewable

16. The Energy System 1.Sources

17. The Energy System 2.Transmission

18. The Energy System 3.Distribution

19. The Energy System 4.Usage at Home

20. Which would YOU choose? You are designing a building and you would like to be both environmentally friendly and economical with your design. Which source(s) of energy would you choose for the following locations? Why? a)A seaside cottage in the Bay of Fundy, NS b)A year-round home in Iqaluit, NU c)A school in Sioux Lookout, ON d)A small business in Windsor, ON e)A year-round home in St. John’s, NFLD Brainstorm in partners!