Physics, 19.01.2021 19:00 Jennifer16253
A rock falls off the top of the grand canyon. If it was initially at rest, how long does it take the rock to achieve a speed of 49 meters per second ?
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Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?
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The brightest star in the night sky in the northern hemisphere is sirius. its distance from earth is estimated to be 8.7 light years. a light year is the distance light travels in one year. light travels at a speed of 3.00 × 108 m/s. calculate the distance from earth to sirius in miles. (1 mi = 5280 ft) g
Answers: 2
A rock falls off the top of the grand canyon. If it was initially at rest, how long does it take the...
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