Physics
His teachings dominated scientific thought for almost two thousand years
Who is Aristotle?
For every action there is an equal and opposite reaction
What is the 3rd law of motion?
A simple machine that allows an object to be raised without being lifted straight up
What is an inclined plane?
The transfer of energy from one object to another by a force
What is work?
A box is pushed to the right 5N and to the left 2N, what is the net force?
What is 3N to the right?
He discovered the laws of motion and gravitation, laying the foundation for much of modern physical science
Who is Sir Isaac Newton?
The velocity at which air resistance stops a falling object from accelerating
What is terminal velocity?
A simple machine consisting of a wheel over which a rope passes
What is a pulley?
The quantity that consists of only a magnitude, with no direction
What is scalar?
The momentum of a 3kg ball rolling forward at 5m/s?
What is 15kg m/s forward?
The branches of physics discovered before 1900
What are classical physics?
The velocity of an object doesn't change unless something happens aka inertia
What is the first law of motion?
The arrangement of the arms and fulcrum
How are levers classified?
Center-seeking force that causes an object to travel in a curved path
Two points on a plane are (scalar or vector) and why?
Vector because it includes direction
The branch of physics that addresses the effects of forces on matter
What are mechanics?
The space relative to which motion is measured
What is the frame of reference?
The term for a measure of how much help a machine provides
What is mechanical advantage?
The attractive force that exists between any two bodies and is caused by their mass
What is gravitational force?
A boat traveled 100km in 2 hours, what is it's average velocity?
What is 50km/h west?
The SI unit of work
What is a joule?
The type of friction that affects stationary objects, preventing them from moving
What is static friction?
A device that can be considered a circular lever and can be used to multiply distance, speed, or force
What is a wheel and axle?
The distance output (work) of a screw
What is the distance between two adjacent threads?
Two men lifted a couch 1m off the ground with a force of 500N. What is the work preformed?
What is 500J?