If two charges each of one coulomb are separated by a distance 1 metre, than the
force between them is approximately
(a) 2.2 newton
(6) 8.85 x 1012 newton
(c) 1.6 x 1019 newton
(d) 9 x 109 newton.
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At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?

Sound is a disturbance that travels through a medium as a

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?