Name The Year: Rocky Marciano former heavyweight champ, dies in a plane crash.?

Questions

Time magazine named the computer its "Man of the Year" in?

A 1999 survey of 25,500 standard English-language dictionary words found that ______ percent of them have been registered as .coms?

A ball of glass will bounce higher than a ball of?

A ball of solid steel will bounce higher than one made entirely of?

A chest X-ray is comprised of 90,000 to 130,000 ______ volts?