Newton's Third Law
What is Newton's Third Law of Motion?
For every action, there is an opposite and equal reaction.
What are 4 of the simple machines?
Ms. Watson will determine correctness
Who was Rube Goldberg?
An American cartoonist and inventor known for creating complicated machines that perform simple tasks.
What is an example of a simple machine used in a playground?
A seesaw (lever) or a slide (inclined plane).
What is a shovel and example of?
Lever
When Ms. Little pushed Ms. Watson (not the time Ms. Watson fell off the couch) what happened?
Ms. Watson pushed back.
How does a lever make work easier?
It allows you to lift heavier loads with less effort.
What is the main purpose of a Rube Goldberg machine?
To perform a simple task in an overly complicated way.
What is an example of a screw?
A lid, door, cap, etc.
What is a pickle jar lid an example of?
Screw
Give me a real world example of Newton's Law.
Ms. Watson will determine if answer is correct.
What is the purpose of a pulley?
To lift heavy objects with less force by changing the direction of the force. (Lifts things up and down)
Who is Rube Goldberg's alter ego?
Professor Butts
What is an example of a wheel and axle?
Bike, Car, etc.
What is a wagon an example of?
Wheel and axle
When a swimmer pushes water backward with their hands and feet what happens?
they move forward through the water (reaction).
Which simple machine is used to split objects apart?
A wedge
What is a key principle that Rube Goldberg machines demonstrate?
Chain Reaction
What is an example of a wedge?
An Axe, knife, something sharp.
What is the spot where you merge onto the interstate an example of?
Ramp
When air rushes out of an inflated balloon what happens to the balloon?
the balloon flies in the opposite direction (reaction).
What type of simple machine is a bicycle?
Wheel and Axle
What are 4 jobs Rube Goldberg has had in his lifetime?
Engineer, Office boy, Cartoonist, Commentator, Comic genius, artist, inventor, Sewage worker
What is an example of a pulley?
Elevator, Flagpole, etc.
Pulling up window blinds. What is this an example of?
Pulley