'(Jimmy of the Clue Crew reports from San Francisco)  At the end of a cable car line, each cable is turned by a grip, which is basically this simple machine'
pulley
THE END OF THE LINE: At the end of a cable car line, each cable is turned by a grip, which is basically this simple machine
At the end of a cable car line, each cable is turned by a grip, which is basically this simple machine
At the end of a cable car line, each cable is turned by a grip, which is basically this simple machine
THE END OF THE LINE
pulley
THE END OF THE LINE