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Physics > Energy Resources > Flashcards

Energy Resources Flashcards

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1
Q

What are the negatives of using oil as an energy source

A
  • Limited supply
  • Produces pollutants
  • Is expensive and dangerous to transport oil
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2
Q

What are the positives of using gas as an energy source

A
  • Ready-made fuel
  • Relatively cheap
  • There is and abundant supply
  • No waste
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3
Q

What does the negatives of using gas as an energy source

A
  • Although abundant, the supplies Ltd
  • Although it is cleaner than coal and oil it’s still pollutes
  • Requires expense pipelines to deliver
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4
Q

What are the positives of using coal as an energy source

A
  • Ready-made fuel
  • Relatively cheap
  • Relatively safe and inexpensive to mine for
  • Can easily be converted into energy
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5
Q

What does the negatives of using coal as an energy source

A
  • Nonrenewable
  • Very polluting
  • Transportation is expensive
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6
Q

What are the positives of using wood as an energy source

A
  • Readily available
  • Could never run out of trees are planted
  • Local
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7
Q

What are the negatives of using wood as an energy source

A
  • Trees must be planted as often as cut

- Inefficient-doesn’t produce much energy

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8
Q

What are the positives of using solar as an energy source

A
  • Gives off no pollutants
  • Quiet
  • Once installed there is very little cost and energy is free
  • No greenhouse gas emissions
  • No moving parts required
  • Requires minimal maintenance
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9
Q

What are the negatives of using solar as an energy source

A
  • Not available at night or on the clouds
  • Requires a very sunny environments
  • Relatively low efficiency
  • Require space for panels and converter
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10
Q

What are the positives of using waves as an energy source

A
  • Free energy
  • No fuel needed or waste produced
  • Not expensive to operate or maintain
  • Can produce a lot of energy
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11
Q

What are the negatives of using wave as an energy source

A
  • Depends on waves-unreliable source
  • Some can be very noisy
  • Must be able to withstand waves
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12
Q

What are the positives of using nuclear as a energy source

A
  • Little radioactive material produces a lot of energy
  • Cheap materials
  • Doesn’t give off pollutants
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13
Q

What are the negatives of new using nuclear as an energy source

A
  • Expensive to run reactors
  • Wasters toxic-storing safely is expensive
  • Leakage of nuclear materials is very damaging
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14
Q

What are the positives of using HEP as a energy source

A
  • Reliable in most cases
  • Renewable
  • Doesn’t pull it or use fuels and is very safe
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15
Q

What are the negatives of using H EP as an energy source

A
  • Can affect wildlife and fails and droughts

- Expensive and there are a limited amount of reservoirs

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16
Q

What is the positives of using wind as an energy source

A
  • renewable
  • no fuel necessary and no waste gases
  • potential for massive amounts of energy
  • space efficient and getting cheaper
17
Q

What are the negatives of using wind as an energy source

A
  • noisy and ugly and threat to wildlife
  • unreliable
  • large upfront cost
18
Q

What are the positives of using geothermal as an energy source?

A
  • renewable
  • no fuel costs and no harmful polluting gases
  • simple and reliable
19
Q

What are the negatives of using geothermal as an energy source

A
  • areas which I are suitable are rare

- high construction costs

20
Q

What are the positives of using biomass as an energy source

A
  • Cheap and readily available-could be InfiNet
  • Widely available
  • Low-cost
  • Doesn’t pollute badly
  • Converts waste into energy
21
Q

What are the negatives of using biomass as a energy source

A
  • Little energy again

- Energy intensive to produce

22
Q

What are the positives of using tidal as an energy source

A
  • Renewable energy source
  • Environmentally friendly-no gas is omitted
  • Takes up a little space
  • Effective at low speeds
23
Q

What are the negatives of using tidal as an energy source

A
  • Effectiveness of title plant has not been determined
  • Could potentially be awful for environment
  • Must be constructed close to land
24
Q

What are the positives of using oil as energy

A
  • Ready-made fuel
  • Cheap to convert into electrical energy
  • Is a reliable energy source

Physics (12 decks)

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