How can thinking like a scientist and having knowledge of scientific experiments and reasoning make you a wiser consumer?

trig 15.3 cos

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;