Aswimmer runs horizontally off a diving board with a speed of 3.62 m/s and hits the water at at horizontal distance of 1.68 m from the end of the board; what is the height of the diving board?

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market