Simple Machines
Why was the first simple machine invented?
The first simple machine was invented to move a heavy object.
Where did Rube Goldberg get an engineering degree?
Rube Goldberg got a engineering degree from UC Berkeley
What causes frictional force?
Two surfaces coming into contact with each other.
Who did Rube Goldberg write a movie script for?
Rube Goldberg wrote a movie script for The Three Stooges.
What simple machine is used in door handles?
A lever is used for a door handle.
Why did Rube Goldberg quit his job?
Rube Goldberg quit his job to become a cartoonist.
How many contact forces exist?
6 contact forces exist.
What is the purpose of a wedge?
The purpose of a ramp is to separate an object into two parts.
What kind of machine is used for a bicycle?
A wheel and Axle is used for a bicycle
Did one of Rube Goldberg's cartoon win a Pulitzer prize?
What causes tension force?
Force being applied to a cable or wire causes tension force.
Why did Rube Goldberg go to jail?
Rube Goldberg went to jail for refereeing a fight.
What makes an object easier to move down a ramp?
Gravity makes the object easier to go down the ramp.
What did Rube Goldberg's sons change their last name to?
Rube Goldberg's sons changed their last names to George.
What is velocity?
Velocity is the speed of an object that is going in ne direction.
Does a light bulb use a screw?
Yes, a light bulb is uses a screw.
Why did Rube Goldberg's sons change their last names?
Rube Goldberg's sons changed their last names because of the hate mail and death threats that Rube was receiving.
Who's law three laws explained how force and motion work?
Issac's Newton's laws explained force and motion.
How old was Rube Goldberg when he became a sculptor?
Rube Goldberg was 80 years old when he became a sculptor.