Physics, 05.01.2021 23:30, ShawnSaviro4918
A kid decides to run up the down escalator. The escalator is moving down at I m/s and the kid is running up at 2 m/s. What does his speed appear to be to a person watching?
Answers: 2
Physics, 22.06.2019 16:00, chamyaparker
What is the freezing point of radiator fluid that is 50% antifreeze by mass? kf for water is 1.86 ∘c/m.
Answers: 3
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