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Course: NOVA Labs > Unit 1
Lesson 5: Energy- Growing appetites, limited resources
- Growing appetites, limited resources quiz
- Energy defined
- Energy defined quiz
- Putting energy to use
- Putting energy to use quiz
- Never-ending supply
- Never-ending supply quiz
- Solar power
- Solar power quiz
- Wind power
- Wind power quiz
- Solving the storage problem
- Solving the storage problem quiz
- Toward a smarter grid
- Toward a smarter grid quiz
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Never-ending supply
Renewable energy sources might just be the answer to a sustainable future. What makes an energy source renewable, and how can we use these sources to power our societies well into the future?
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- At0:32, the video states that burning fossil fuels releases greenhouse gasses. How do emissions vary between different types of fossil fuels?(7 votes)
- It says that greenhouse gasses are a threat to us, but plants consume them much faster then we produce them, right? And also, won't the market for energy tip when we need a new type to supply us, giving engineers even more money to work with?(3 votes)
- Yeah, but over time more fossil fuels will be burnt faster than plants can use them.
Solar energy will become as common as fossil fuels, so the market will pretty much stay unchanged.(3 votes)
- At1:14it says solar is the most abundant renewable resource. What is the cost in to harvest this resource in both money and carbon emissions to produce a photovoltaic system?(4 votes)
- what is a greenhouse?(2 votes)