Energy XI part 1

What is energy?

What is energy for?

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

• Mei Lin, China

• Birgit, Germany

• Imran, Pakistan

• Ali, Dubai

Based on the talking heads in the picture,

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

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

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

,

(b) Non-Renewable Energy

• Wood

• Uranium

• Geothermal

• Petroleum

• Wave

• Biomass

• Tidal

• Nuclear

• Oil

• Solar

• Wind

• Propane

• Natural Gas

• Diesel

• Coal

• Hydroelectric

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

Groups:

(a) Renewable Energy

,

(b) Non-Renewable Energy

• Challenges in energy storage

• Higher Initial infrastructure cost

• Produce greenhouse gas emissions

• Geopolitical conflicts over resources

• Finite resource depletion

• Health and safety risks

• Generally does not require storage.

• Low energy density

• Waste disposal challenges

• Dependence on weather conditions

• Land use for large-scale installations

• Price volatility

• Intermittent energy production

• Often Cheaper in the short term.

• often produces less/no pollutions

• More sustainable

• Environmental impact concerns