Get these flashcards, study & pass exams. For free! Even on iPhone/Android!

accelerated motion

constantly accelerated motion:

force
directed quantity = vector
(draw an arrow with point of force + value + direction)

symbol:

Newton's law:
Hooke's law:    (linear-elastic materials)

gravity:


electrostatics:

energy

- a scalar physical quantity
- the ability to perform work, to take off heat or to emit light

symbol: E
unit: 1 Joule
symbol:


other units that also used:
electron volt: 1 eV = 1,602 * J
kilowatt hour: 1 kWh = 3,6 MJ
calorie :
1 cal = 4,2 J (small or gram calorie)
1 kcal = 1 Cal = 4,2 kJ (large / kilogram or food calorie)

power

the rate at which work is performed or energy is converted
Electric power: the rate at which electrical energy is transferred by a circuit

symbol: P
unit: 1 Watt 
symbol:


formula:

work

mechanical work: the amount of energy transferred by a force
thermodynamics:  the quantity of energy transferred from one system to another

symbol: W
unit: 1 Joule
symbol:

formula:

velocity (the rate of change of the position of one object)

speed (magnitude of velocity)

symbol: v
formula:

unit:


speed of light (the maximum speed in the universe)
symbol: c
value:     c = 299 792 458

real animation: Speed_of_light_from_Earth_to_Moon