If earthworms need to keep their skin moist for the exchange of gases with the environment, why do they come above ground after rain soaks the ground? IF RIGHT WILL GIVE BRAINLIEST

The consumption of fossil fuels could be

What are the factors that affect the resistance of a wire?

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel