Nuclear fusion is the changing of hydrogen and helium into heavier elements of carbon, oxygen, silicon, and iron in stars
Indicate whether the statement is true or false
True
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By converting over our energy generation systems to renewable sources we are, in essence, attempting to mimic the natural processes that have sustained life on this planet for billions of years.
Answer the following statement true (T) or false (F)
The Prime Meridian
A) is essentially a latitude line. B) passes through Greenwich, England. C) forms an angle of 0 degrees with the earth's equator. D) was established by the Greeks.
Green buildings are an important part of transforming cities into more sustainable and livable systems because they
A) can be used to grow and store food. B) are run by renewable energy and can be energy and carbon-neutral. C) are used to house sustainability and climate change organizations. D) have a low albedo and reduce global climate change and the intensity of heat islands.
The EROI (energy returned on investment) ratio is calculated as
a. Energy invested/Energy returned. b. Energy invested × Energy returned. c. Energy returned/Energy invested. d. Energy returned × Energy invested.