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Energy Unit 3 Flashcards

(53 cards)

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1
Q

What are the 2 types of energy?

A

Conventional energy

Alternative energy

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2
Q

What is conventional energy?

A

Non-renewable

Ecologically hazardous

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3
Q

What is alternative energy?

A

Renewable

Found in nature

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4
Q

Types of conventional energy?

A 
Coal 
Oil
Natural Gas
Hydroelectricity 
Nuclear
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5
Q

Types of alternative energy?

A 
Solar
Wind
Geothermal 
Biogas
Ethanol 
Hydrogen Fuel Cell
Tidal
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6
Q

Why is hydroelectricity conventional even though it is renewable?

A

It takes billions and millions of years

Takes a long time to renew

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7
Q

3 reasons why the world is becoming increasingly dependent on energy?

A

Expanding world population
Higher SOL means more need for energy
Cheap energy to improve SOL

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8
Q

We can export _________,__________&___________ in exchange for money.

A

Oil
Natural Gas
Coal

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9
Q

Energy resources ___________ modern lifestyle.

A

Sustain

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10
Q

Energy can be ___________.

A

Traded

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11
Q

Energy helps improve __________________________.

A

Standard of Living

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12
Q

Who does Canada sell most of the energy resources to?

A

USA

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13
Q

One problem Canadians have with the energy market is?

A

We are to dependent

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14
Q

Why is it possible that US won’t need our energy sources?

A

Oil sands in Colorado

Developing oil and natural gas in Alaska

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15
Q

Natural resources are?

A

Naturally occurring substances that are considered valuable

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16
Q

Natural resources include…

A

Renewable and non-renewable resources

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17
Q

Renewable Resources

A

Living resources

Restock and renew themselves

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18
Q

Non-renewable Resources

A

Exists in fixed amounts

Some can be renewable but take a long time

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19
Q

Coal: Description, Advantages, Disadvantages

A

Extracted from the ground by mining
We have lots of it, good resource
Causes acid rain, smog, pollution

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20
Q

Oil: Description, Advantages, Disadvantages

A

Found on lower layers of earths crust trapped by holes
Runs modern industry, good form of transportation
Drilled, expensive

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21
Q

Natural Gas: Description, Advantages, Disadvantages

A

Found under cap rocks, extracted by pipes
Inexpensive, cleaner than oil and coal
Hard to find, evaporated easily

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22
Q

Hydroelectricity: Description, Advantages, Disadvantages

Study These Flashcards
A

Made when water runs down a slope and runs a turbine
No pollution, inexpensive, powers many conveniences
Needs lots of water, creates other environmental problems (blocks dams, spawning grounds)

23
Q

Nuclear Power: Description, Advantages, Disadvantages

Study These Flashcards
A

Found in power plants
No air pollution, abundant, cheap
Health risks, radioactive

24
Q

What is energy?

Study These Flashcards
A 
Usable power (heat or electricity)
Resources for producing power
25
Alternative energies uses?
``` Sun Wind Garbage Alcohol Air Tides ```
26
Pros and Cons: Solar Power
``` Reliable,consistent,efficient Sun doesn't shine all the time, needs lots of collectors, not uniformly delivered across Canada Comes from sun Passive active ```
27
Pros and Cons: Wind Power
Inexpensive, on local scale Doesn't blow all the time, requires turbines Uses wind
28
Pros and Cons: Geothermal Power
Large amount of geothermal power trapped in the earth, renewable (green) Expensive, require extreme care Uses heat from underground Power for 350,000 people
29
Pros and Cons: Biogas Power
Renewable, efficient, non-polluting Difficult to enhance, not feasible Made from garbage
30
Pros and Cons: Ethanol Power
Biodegradable, renewable Corrosive, contaminates water Made from alcohol Gasoline contains 10% ethanol
31
Pros and Cons: Tidal Power
Reliable, consistent Expensive, few suitable sites Uses tides
32
How governments can conserve energy?
Develop laws Ad campaigns Speeches
33
How can industries conserve energy?
Higher prices of energy Reduce carbon emissions Take environmental responsibilities
34
How can we conserve energy?
Use energy star products Unplug things when not in use Switch to LED
35
Crude Oil
Found in Alberta Pipelines Goes south
36
Natural Gas
Found in Alberta and BC Overseas, pipelines Different routes
37
Electricity
Found in Quebec and Ontario Transmission Lines Going out west
38
FedEx uses...
Solar 80%
39
What traps solar heat...
Clear glass
40
Homeowners use electricity mainly for...
Heating water
41
1 wind turbine provides...
700 homes | 1.5 mega watts
42
Wind turbine blades use...
Lift and drag
43
Geothermal energy provides how much energy to Iceland...
50%
44
The world population gets ________ amount of energy.
17%
45
Petroleum accounts for _________ of energy.
30%
46
Wave power can be captured from...
Anywhere on the ocean
47
Pros of Alberta's Oil Sands | 3 examples
Provides jobs Self sustaining Creates partnership
48
Cons of Alberta's Oil Sands | 3 examples
Toxic tailing ponds 30% higher cancer rate Clearcutting boreal forests
49
Dirty Oil
Tar sands produce lots waste (dirty oil) | 3 barrels of water to 1 barrel of oil
50
Bitumen
Heavy, vicious crude oil that doesn't flow naturally Expensive Labour intensive
51
Tailing Ponds
Waste water that holds contaminated waste from extracting bitumen
52
PAH's
A chemical released in the extraction of bitumen that's causes cancer and deformities
53
Method of mining oil sands
Surface mining

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