TED-Ed - Term 2 Week 2

A guide to the energy of the Earth - Joshua M. Sneideman

Energy is neither created nor destroyed — and yet the global demand for it continues to increase. But where does energy come from, and where does it go? Joshua M. Sneideman examines the many ways in which energy cycles through our planet, from the sun to our food chain to electricity and beyond.

1. Energy is a physical quantity that cannot be ______________or destroyed.

2. Where does most of the US electricity come from (primary source)?

3. Energy choice impacts the quality of an individual and society by ________.

4. What is a source of energy that is integral to the earth systems?

5. Which of the following provides the most energy for our ecosystem?

6. Explain how energy impacts the quality of life for individuals and society.

7. Think about our school and its use of energy. What is our school’s primary and secondary sources of energy?

8. Discuss what the similarities and differences are between the different units of energy (ex. Watt, Joule, Lumen).

9. Brainstorm some of the impacts you think your generation’s energy consumption is having today and on tomorrow’s future generations.

10. What are some examples of energy decisions you make every day?