Physics, 22.10.2020 22:01, MendesMist
8.Kara pushes her big brother on a swing at the playground. After he gets off the swing, her little brother gets on. Kara finds that it is easier to push her little brother than it was to push her big brother. What is the MOST LIKELY reason for this?*
A. a smaller Mass always moves faster than a larger Mass
B. a smaller Mass always move slower than a larger Mass
C. less force is needed to move a larger Mass the same distance
D. more force is needed to move a larger Mass the same distance
Answers: 1
Physics, 22.06.2019 02:30, dxpebetty64
Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.
Answers: 1
Physics, 22.06.2019 10:00, lorelei7668
(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
8.Kara pushes her big brother on a swing at the playground. After he gets off the swing, her little...
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