4. The protest movements were largely youth-led efforts; why might the youth of the 1960s hold
different political beliefs than their parents? How
do generation gaps affect different age groups'
beliefs and views?

a.

congress passed laws allowing for free passage between states.

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation: