Refer to the table of densities to answer the following questions: substance density (g/ml) aluminum titanium zinc tin iron nickel copper silver lead mercu 9 10 100 2.70 4.54 7.13 7.31 7.87 8.90 8.96 10.50 11.35 13.55 19.30 50 10 5 volume (em) 5. sketch a graph of mass vs. volume for titanium, copper and mercury.

electric

explanation:

some think that theories become laws, but theories and laws have separate and distinct roles in the scientific method. a law is a description of an observed phenomenon in the natural world that hold true every time it is tested. it doesn't explain why something is true; it just states that it is true.

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28. evolution

29. environment, survive, offspring  

explanation:

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.