Physics, 13.11.2020 18:50 caro11377oxq5d0
A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it was dropped. What is the velocity of the pebble just before it hits the ground?
A. 20 m/s
B. 40 m/s
C. 60 m/s
D. 80 m/s
Answers: 2
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Which would not reduce the amount of green house gasses in the air
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Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch
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Water flows through a garden hose which is attached to a nozzle. the water flows through hose with a speed of 2.19 m/s and through the nozzle with a speed of 19.8 m/s. calculate the maximum height (in m) to which water could be squirted if it emerges from the nozzle and emerges with the nozzle removed.
Answers: 1
A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it...
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