Biology, 03.12.2019 00:31 shaelyn0920
Joseph studied whether different materials can block certain electromagnetic waves by testing television reception in different parts of the house. at each part of the house, joseph used a different antenna. the experiment could have been improved by
testing reception of a different channel during each trial.
using the same antenna during each trial.
measuring the antenna length in centimeters.
measuring the distance to the television station.
Answers: 1
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Joseph studied whether different materials can block certain electromagnetic waves by testing televi...
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