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New and better sources of energy
Motivation phase
Renewable energy sources
In the last few decades, there has been an awareness that the main sources of energy, fossil fuels, are not available in unlimited quantities, and an extensive search for renewable energy choices has begun.
Information phase
Solar energy
All life on earth is provided by the sun's energy and without it the earth would turn into an icy and lifeless desert
Information phase
Wind energy
Wind is predominantly horizontal airflow determined by direction and speed. The wind is a consequence of solar radiation.
https://www.energy.gov/eere/wind/wind-energy-basics
Information phase
Biomass energy
Biomass is a fuel obtained from parts of plants such as: wood, straw, cereals and more... Wood mass is most often used.
https://www.eia.gov/energyexplained/biomass/
Resource information
Level: Level 1
Subject: Mechanics
Language: English
Estimated time to complete: 5-10 minutes
