Show:
Speed
Newton's Laws
Momentum
Energy
Gravity
100
Speed = distance/time
What is the equation for speed?
100
the tendency of things to resist chages in motion
What is inertia?
100
momentum = m x v
What is momentum?
100
W = F x d
What is work?
100
Every body in the universe attracts every other body with a force that, for two bodies, is directly proportional to the product of their masses and inversely proportional to the square of the distance separating them
What is Law of universal gravitation?
200
the speed that something has at any instance
What is instantaneous speed?
200
F=m x a
What is Newton's Second Law?
200
a physical quantity remains unchanged
What is conserved?
200
the work done on an object is equal to the energy gained by the object
What is work-energy theorem?
200
the force you exert against a supporting floor or a weighing scale
What is apparent weight?
300
the sum of two or more vectors
What is a resultant?
300
Newton's Third Law of Motion
What is the law of reaction and reaction?
300
characterized by deformation, the generation of heat or both
What is an inelastic collision?
300
energy cannot be created or destroyed
What is conservation of energy?
300
Any object that moves through the air or space under the influence of gravity
What is a projectile?
400
a decrease in velocity
What is acceleration?
400
The SI unit of force
What is a Newton?
400
the product of the force acting on an object and its velocity
What is an impulse?
400
the time rate of work
What is power?
400
An oval path
What is an ellipse?
500
developed the concept of acceleration
Who is Galileo?
500
when acceleration terminates
What is terminal speed?
500
When energy changes forms
When is energy most evident?
500
the percent of the work put into a machine that is converted into useful work output
What is efficiency?
500
the speed that a projectile must reach in order to escape the gravitational influence of Earth
What is Escape Speed?