Date Class Name a Doing work always creates beat. b.Altering mater is the best s

Question

Date Class Name a Doing work always creates beat. b.Altering mater is the best source of energy. c Energy cannot be recycled. d Enrgy is neither created nor destroyed e. Energy cannot be converted 9 What does the first law of themodynamics tell us? 10. What is the correct order of apply ing the scientific process to a peoblem? 11. The typical pencentage of high quality energy los in transfers fom one trophic level to the next is about c.35% e.90% d6 0% -12 What is a norpoitssneofpolitin? b car exhaust pipe d. volcano a drainpipe powar plant 13. Which of the folowing represents kinctic energy a water in a reservoir behind a dam b arock held in your hand c. chemical energy stored in food d water in a stream light from the sun 14.Complex nctworks of interconnect dfood chains art- a food webs b.food distribution interactions C trophic levels d. pyramids of energy e. trophic chains 15. Which substance would be considered a renewable resource? a copper ba fresh air d sal e sand . What is one of the root causes of envircamental probicms a rapid population growth C increasingly sustainable use of resources 16 b even gkobal distribution of wealth d absorption of environmental costs in good e decreased use of and services resources in more- developed

Explanation / Answer

Ans 9 ) d . Energy is neither created nor destroyed.

10) e. Hypothesis ,experiment then observe then analysis , question , conclusion

13 ) d. Water in a stream

14 ) a. Food webs

15) c. Fresh air

16)a. Rapid population growth

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