Explain how the grass you see in the first trophic level produces the energy it needs to survive. ( please help if you can ) 3 sentences or 2 max!

Which of the following is considered a benefit to using wind energy as a source of power

Identify a specific example for each type of technology

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.