Models that represent "Energy"
#01 PEgravitation, falling object to table
#02a rolling push  no friction
#02b sliding push  with friction
#03 PEgravitation, falling object to table
#04 Energy scheme
What is behind the energy scheme?
#05a "skeleton" of the derivation of WorkEnergy Theorem
#05b WorkEnergy Theorem
The Frames of reference problem
#06a PEgravitation, falling object to table
#06b PEgravitation falling object to floor
#06c PEgrav falling object to table//to floor
Nature's deafening silence about velocity
#11 Meredith 01  on the ground
#11a Meredith 01steps  timed work
#12 Meredith 02  on the stationary bus
#13 Meredith 03  moving bus, observer on the bus
#14 Meredith 04  moving bus, observer on the ground
Energy is not substancelike  The failure of flow to track
#15 splitting rocket 01  observer in initial rocket frame
#16 splitting rocket 02  observer on earth
Do measurements in any particular frame of reference have meaning?
#17 Meaning of measurements: two points in a plane  axes
Conservation of Energy
#21 WorkEnergy Theorem to Conservation Law, algebra
#22 WEtheorem
#23 reprise  axes
Applications
#31 rollercoaster
Who does the work?
#32 propulsion  model
#33 propulsion  car  tire
Are there different kinds of energy?
Where does energy come from? Bonds
#41 Energy scheme
#42 Forces of attraction: Bonds00
#43 hydroelectric power
#44 Chemical bonds  fuel (carbon + oxygen)
Is nuclear energy exempt from the WorkEnergy principle?
#45 What DOESN'T happen in uranium fission
#46 nuclear bond energy graph
#47 What DOES happen in uranium fission
Where does chemical (and all other) bond energy come from?
#48 forces and energy in ionic bonds
#49 forces and energy in charged cookie sheets
Activation
#51 activation in 4cycle internal combustion engine
#52 schematic of enerbarrier
#53 random energy to lift domino over energy barrier
Chemistry  energy barriers, systems going toward equilibrium
#54 dice02  4 aces rolled
#55 dice03  4 aces loaded dice
#56 dice04  4 three's loaded dice
#56 going to equilibrium  exothermic reactions
#57 going to equilibrium  endothermic reactions
miscellaneous teaching movies
#61steam cycle
#62how does the table know how hard to push up to support a winebottle
