A projectile is fired at v 0 = 394.0 m/s v0=394.0 m/s at an angle of θ = 70.5 ∘ θ=70.5∘ , with respect to the horizontal. Assume that air friction will shorten the range by 28.1 % 28.1% . How far will the projectile travel in the horizontal direction, R R ?

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

Rohit is trying to tune an instrument

What is the coefficient of kinetic friction μk between the block and the tabletop?