natd299736
20.10.2020 •
Physics
A stone is thrown horizontally with an initial speed of 10m/s from the edge of the cliff. A stop watch measures the stone’s trajectory with time from the top of the hill to the bottom to be 6.7s. What is the height of the cliff?
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Ответ:
b)the objects mass changes, but its weight stays the same c)the objects mass and weight stay the same d) the objects mass and weight both change
Explanation:
the weight stays the same