Physics, 26.03.2021 17:50 cindyc1103
If a soccer ball is kicked first by a second grader and then again by an eighth grader, what
will be the difference in the ball's acceleration?
The ball will accelerate more when kicked by the second grader.
The ball will accelerate more when kicked by the eighth grader.
The ball will accelerate the same when kicked by both the second and eighth grader
The ball will accelerate the least when kicked by the eight grader
Answers: 3
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What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration
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Atank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. the tank also has a 1 m spout at the top of the tank. the tank is filled with water up to a height of 2 m. find the work needed to pump all the water out the top of the spout. (use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)
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Physics, 22.06.2019 17:40
The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.
Answers: 1
If a soccer ball is kicked first by a second grader and then again by an eighth grader, what
will b...
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