Physics, 14.12.2020 18:20 citlalli30
Forces are considered to be which of the following?
(a) scalar quantities because they have magnitude only
(b) vector quantities because they have magnitude and direction
(c) scalar quantities because they have direction only
(d) vector quantities because they have magnitude only
Answers: 1
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Which one of the following research methods can show cause and effect
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Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.
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(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present
Answers: 3
Forces are considered to be which of the following?
(a) scalar quantities because they have magnitu...
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