Energy XI part 1

What is energy?

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What is energy for?

Based on the talking heads in the picture, which one uses the most energy?

• Ali, Dubai

• Mei Lin, China

• Imran, Pakistan

• Birgit, Germany

Based on the talking heads in the picture,

1b. Which energy use is most important and necessary? why?

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List the 2 most important energy-draining items in your daily life, which you can't live without.

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In your family, what do you think wastes the most energy?

[B] How does your family use energy in daily life?

• very wasteful

• quite wasteful

• quite efficient

• very efficient

Where does the energy come from?

Organize these options into the right categories, related to the sources of energy.

Groups:

(a) Renewable Energy

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(b) Non-Renewable Energy

• Coal

• Wind

• Biomass

• Natural Gas

• Tidal

• Oil

• Propane

• Hydroelectric

• Petroleum

• Diesel

• Wave

• Uranium

• Geothermal

• Solar

• Nuclear

• Wood

[B] Organize these options into the right categories, related to the features of energy.

Groups:

(a) Renewable Energy

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(b) Non-Renewable Energy

• Waste disposal challenges

• Often Cheaper in the short term.

• Intermittent energy production

• Challenges in energy storage

• Low energy density

• Environmental impact concerns

• Dependence on weather conditions

• Finite resource depletion

• Land use for large-scale installations

• Price volatility

• Geopolitical conflicts over resources

• Produce greenhouse gas emissions

• Higher Initial infrastructure cost

• often produces less/no pollutions

• Health and safety risks

• More sustainable

• Generally does not require storage.