Astudent was testing to see if hummingbirds are drawn to the color red. she hung 4 hummingbird feeders in a tree (one red, one blue, one green, one yellow). at the beginning of each day, she filled each feeder with hummingbird food. at the end of each day, she measured how much food the hummingbirds had drank from each feeder. she did this for 7 days. what was the independent variable in her experiment? a) hummingbird feeder size b) hummingbird feeder color c) amount of food the hummingbirds drank d) number of days she did the experiment

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in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion