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Pick three of the following renewable energy sources and for each, LIST one positive potential and one negative concern: geothermal, solar, wind, hydropower, fuel cells, or biomass. Each answer needs to be 1) unique, 2) scientifically detailed = not vague, & 3) cannot be present in the exam questions above!     Positive Potential Negative Concern Renewable Source 1       Renewable Source 2       Renewable Source 3      

Short Essay: Oil, gas, and coal are referred to as fossil fuels. Explain

Consider a stationary object placed at rest on a horizontal table. A firecracker explodes inside it and three unequal parts of the original object fly away in different directions. The masses of pieces A,B and C are, respectively, M/3, M/2 and M/6 and the angles are

A box of mass M is placed on a ramp that has a non-zero angle

In developing nations, as much as 90% of energy comes from what renewable resource _________________________.

Bonus Question:  Thank you all for a great semester.  I am teaching several courses in the fall including genetics, biology 2, and environmental studies 1 & 2.  Are you considering any of these courses?  Why or why not if I may ask?  Brutal honesty is appreciated! It has been a treat (although rather quick) working alongside you all this semester! Take care and reach out if you need anything moving forward! PW

The angular momenta of a particle in four different situations are (1) ℓ = 3t + 4; (2) ℓ = −6t2; (3) ℓ = 2; (4) ℓ = 4/t In which situations is the net torque acting on the particle negative and increasing in magnitude?

Short Essay:  Explain the 5ps of policy design.  When explaining them, rank them in order of most important/effective to least important/effective in your opinion.

 Explain the difference between renewable and non-renewable resources?

Provide 2 examples of mitigation and 2 examples of adaptation in terms of addressing global warming concerns.