resources unit. day 1 objective: objective: – i can explain the pros and cons of different types...
TRANSCRIPT
![Page 1: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/1.jpg)
Resources Unit
![Page 2: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/2.jpg)
Day 1
• Objective:–I can explain the pros and cons of
different types of nonrenewable energy sources
![Page 3: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/3.jpg)
What is Nonrenewable Resources?
• Takes millions of years to form• Ex:–Fossil fuels–Rocks–Minerals
![Page 4: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/4.jpg)
What are Fossil Fuels?
• Any past living material that is found in rock that is mined out as an energy resource
![Page 5: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/5.jpg)
Types of Nonrenewable Energy Resources
• Coal• Oil• Natural gas• Tar sands• Oil shale
![Page 6: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/6.jpg)
What is Coal?
• Fossil fuel formed from the decomposition of organic materials that have been exposed to heat and pressure in the earth
• Burned to produce electricity
![Page 7: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/7.jpg)
Using Coal
• Pros– High energy– Cost of coal is low
• Cons– Dirty fuel
– Releases CO2, SO2, and NO2 as pollutants
– Destroys the land– 300 years left
![Page 8: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/8.jpg)
What is OIL?
• Remains of plants and animals that are buried in ancient seas
• Extracted by drilling a well
• Refined as a gasoline product for fuels
![Page 9: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/9.jpg)
Using OIL
• Pros– High energy yield– Low cost for fuel– System already in place to
mine
• Cons– Releases CO2, SO2, and
NO2 as pollutants
– Environmental problems like oil spills
– 35 to 50 years left
![Page 10: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/10.jpg)
What is Natural Gas?
• Trapped in porous rock beneath the Earth above oil deposits
![Page 11: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/11.jpg)
Using Natural Gas
• Pros– Cleanest energy mined– Little land destroyed
• Cons– Releases CO2 into the
atmosphere– Fracking—wells injected
water and gets into well water
– 125 to 200 years left
![Page 12: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/12.jpg)
What are Tar Sands and Oil Shale?
• Tar Sand– Mixture of clay, sand,
water and combustible bitumen (heavy oil with high sulfur content)
• Oil Shale– Contains kerogen which
can be extracted from crushed oil shales by heating
![Page 13: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/13.jpg)
Using Tar Sands and Oil Shale
• Pros– Alternative when oil is
depleted– Moderate energy yield
• Cons– Destroys land when
mined
– Releases CO2, SO2, and NO2 as pollutants
![Page 14: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/14.jpg)
Day 2
• Objective–I can explain the pros and cons of
different types of renewable energy sources
![Page 15: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/15.jpg)
What is Renewable Resources?
• Can be replenished over a fairly short period of time
• Ex–Animals–Air–Water
![Page 16: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/16.jpg)
Types of Renewable Energy
• Biofuel• Geothermal• Hydroelectric Power• Hydrogen Fuel Cells• Solar Power• Tidal Power• Wave Power• Wind Power
![Page 17: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/17.jpg)
What is Biofuel?
• Uses plant material and animal waste that is converted into fuel
![Page 18: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/18.jpg)
Using Biofuel
• Pros– Tree farms can restore
degraded lands– Large potential supply
• Cons– CO2 emissions if
harvested and not planted back
– Soil erosion, water pollution, and loss of habitat
![Page 19: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/19.jpg)
What is Geothermal Energy?
• Energy is harnessed by trapping natural underground reservoirs of steam and hot water
• Used to turn turbines to generate electric power
![Page 20: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/20.jpg)
Using Geothermal Energy
• Pros– Available 24/7
– Little emissions of CO2 and natural gas
• Cons– Only available near
geological activities– Habitat destruction when
building it
![Page 21: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/21.jpg)
What is Hydroelectric Power?
• Water is stored behind a dam and released periodically
• Falling water turns turbines which produce electricity
![Page 22: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/22.jpg)
Using Hydroelectric Power
• Pros– Long life span
– No CO2 emissions
– Flood control method– Provides water for year round
irrigation
• Cons– Expensive– Convert land to water habitat– Danger of it collapsing– Decrease fish spawning
![Page 23: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/23.jpg)
What are Hydrogen Fuel Cells?
• A device that converts chemical energy into electrical energy
• Splitting water atoms to extract the hydrogen for energy use
![Page 24: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/24.jpg)
Using Hydrogen Fuel Cells
• Pros– No CO2 emissions
– Safe– Low environmental
impact
• Cons– High Cost– Doesn’t last long when
made– Not readily available
![Page 25: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/25.jpg)
What is Solar Energy?
•Uses energy from the sun to produce energy
![Page 26: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/26.jpg)
Using Solar Energy
• Pros– Free
– No CO2 emissions
– Low air and water pollution
• Cons– Need access to sun 60% of
time– Need a heat storage system– Collection system is
expensive
![Page 27: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/27.jpg)
What is Tidal Power?
• Uses the force of water during high tide to turn a turbine to create energy
![Page 28: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/28.jpg)
Using Tidal Power
• Pros– No CO2 emission
• Cons– Unreliable on west coast
of U.S.– Expensive equipment
![Page 29: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/29.jpg)
What is Wave Energy?
• The motion of wind driven waves at the ocean’s surface is converted into electricity
![Page 30: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/30.jpg)
Using Wave Energy
• Pros– No CO2 emission
– Works during day and night
• Cons– Expensive– Machines break down
and corrode in water
![Page 31: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/31.jpg)
What is Wind Energy?
• Uses wind to turn a turbine to create energy
• In 10 years, 10% of the country’s demand for electricity could be met by wind power
![Page 32: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/32.jpg)
Using Wind Energy
• Pros– High efficiency– Low environmental impact
– No CO2 emissions
– Quick construction
• Cons– Need steady winds– Noise and Visual Pollution– Damage/death to animals
(birds)
![Page 33: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/33.jpg)
Day 3
• Objective:–I can explain how the use of resources
is affecting the Earth
![Page 34: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/34.jpg)
What is Ecological Footprint?
• A measure of human demand on Earth’s ecosystem
• Tracks how much land and water area a human population uses
![Page 35: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/35.jpg)
Do we fit on the Planet?
• Humanity uses the equivalent of 1.5 planets to provide the resources we use and absorb our waste: takes Earth a year and 6 months to regenerate what we use in a year
![Page 36: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/36.jpg)
The Future
• If current population and consumption trends continue, by the 2030’s, we will need 2 Earths to support us
![Page 37: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/37.jpg)
What is Carbon Footprint?
• Amount of carbon (in tons) being emitted by an activity or organization
![Page 38: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/38.jpg)
Footprints and Biodiversity
• Ecological Footprint provides an indicator of the pressure on ecosystems
![Page 39: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/39.jpg)
What is Conservation?
• Careful use of resources
• Apply the 3 “R’s”–Reduce–Reuse–Recycle
![Page 40: Resources Unit. Day 1 Objective: Objective: – I can explain the pros and cons of different types of nonrenewable energy sources](https://reader031.vdocuments.site/reader031/viewer/2022013101/56649e395503460f94b2ac92/html5/thumbnails/40.jpg)
How you can save Energy?
• Recycle when possible• Let the sun in on bright winter days to
warm rooms• Use energy-saving fluorescent bulbs• Turn off lights when you leave a room• Turn off radio, TV or computer when
not in use• Walk or ride a bike when you can• Find and use “Energy Star” products