SCIENCE: Periodic Table: Element, atomic number 28, symbol Ni?

Questions

One of the reasons marijuana is illegal today is because cottongrowers in the 30s lobbied against _____ farmers - they saw it as competition?

Only one person in _________ will live to be 116 or older?

If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat?

If you fart consistently for 6 years and 9 months, enough gas is produced to create the energy of an?

The human heart creates enough pressure when it pumps out to the body to squirt blood _______ feet?