Which information would be required to determine the mass number of nitrogen

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

Describe uniform velocity and variable velocity in short

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse