The teharians want to build another bridge next to the golden great bridge. in the spring, it would have the same length as the golden great bridge. however, in the summer, it should increase its length by 2.30 m. what substance should be used to build the new bridge

Utah's great salt lake has an average salinity seven times higher than that of the oceans. very few multicellular organisms live in this harsh environment. an example is the brine shrimp, which must devote a large portion of its metabolic energy to osmoregulation. these brine shrimp must available hint(s)utah's great salt lake has an average salinity seven times higher than that of the oceans. very few multicellular organisms live in this harsh environment. an example is the brine shrimp, which must devote a large portion of its metabolic energy to osmoregulation. these brine shrimp must pump water back into their cells to counter its loss due to osmosisactively pump water back out of their cells to counter its inflow due to osmosissynthesize membranes that are impermeable to substances that upset osmotic balanceactively pump salt back out of their cells to counter its inflow due to osmosis

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value

Relative to the ground below, how many joules of potential energy does a 1000-kg boulder have at the top of a 5-m ledge?