Please enable JavaScript.

Coggle requires JavaScript to display documents.

higher physics (Our Dynamic Universe (equations of motions (acceleration…

- - - - v = u + at
      - s = ut + 1/2at^2
      - v^2 = u^2 + 2as
    - - gradient = accelaration
      - Area = dispalcement
  - - - length
        
        the shorting of spaceships
      - time
        
        slowing down of an analog clock
  - - - horizotal
        
        Rcosθ
      - vertical
        
        Rsinθ
  - - - p = momentum
      - p = mv
      - is vector
      - is all ways conserved
    - - the change in momentum
      - area under a graph
      - the way a impulse is spreed out over the graph
    - - Inelastic
        
        only momentum is conserved (end up moving together)
      - Elastic
        
        kinetic energy and momentum are both conserved after impact (bousing apart)
  - - - the change in frequency
    - - red
        
        light waves that move to red part of the spectrum
        
        galaxy moving towards ower galaxy
      - blue
        
        light waves that move to blue part of the spectrum
- - - - I = k/d^2
      - I1x1d^2 = I2x2d^2
      - I = P/A
    - - electron obits at energy levels
      - lowest being the ground level
      - a nucleus
      - electrons become ionised after they leave the rings
      - to move down they need to lose energy
    - - emission
        
        show the free moving electron made by the gas
      - absorption
        
        electron from a continues spectrum are taken about the gas
  - - - particle by shinning a light at a metal plate
        
        excess becomes kinetic energy moving the plate
      - and a wave because light can be interfered with
  - - - Quarks
        
        up-type
        
        top
        
        up
        
        charm
        
        down-type
        
        bottom
        
        down
        
        strange
      - Lepton
        
        charged
        
        Tau
        
        Electron
        
        Moun
        
        neutral
        
        Moun neutrino
        
        Tau neutrino
        
        Electron neutrino
    - - Baryons
        
        made of 3 Quarks
      - Mesons
        
        made of 2 Mesons
        
        Made of quark and anti-quark
    - - beta decay
    - - nuclear
        
        strong
        
        shortest range
        
        holds the middle together
        
        weak
        
        beta decay
        
        not the weakest force
      - gravitation
        
        least understood
      - electromagnetic
        
        keeps the electrons in place
  - - - whole number of wavelengths the waves will meet in phase and interfere constructively.
      - odd number of half-wavelengths the waves will meet out of phase and interfere destructively.
  - - - crital angle is when light after bend = 90degrees
  - - - hard to contain with it being so hot and along with keeping it that hot
      - H + H = He + n
    - - spontaneous Pe = Pd + Cd + 3n
      - mass is converted into energy
      - induced U + n -> Rb + He + 3n
      - E = mc^2 m is the difference in before and after
- - - - peek is the highest and lowest it can be in when alternating
      - r.m.s. is the display as the running voltage
      - the peek is = number of box up times the value of one box
      - frequency = number of box peek to peek times value of each box
  - - - series
        
        resistance add normaly
        
        voltage splits by contribution to total resistance
        
        c
      - parallel
        
        current is the same at all points
        
        resisters
        
        if all resisters are the same divide by number of resisters
        
        1/Total Resistance is 1/R + 1/R
        
        voltage splits by contribution to total resistance
    - - V = IR
      - P = I V = I^2R =V^2/R
  - - - metals and semi metals
      - many free electrons
      - highest band is the conduction band
      - conduction band and valence band overlap
    - - silicon, germanium, selenium and gallium arsenide
      - Insulator when pure, Conductor when impure
      - highest band is the conduction band
      - conduction band and valence band has a small band gap
      - the heating up of the semi-conductor increases the movement of electrons able to jump the to the next band
    - - few free electrons
      - plastics, wood and glass
      - highest band is the valence band
      - conduction band and valence band has a large band gap
  - - - E = V + Ir
      - is what idle supply with no lose in voltage on internal resistance
    - - when current = 0 voltage = emf
      - gradient = -r
  - - - energy = area under the graph
      - C=Q/V
    - - charging
        
        voltage
        
        curves the up potential different
        
        current
        
        curves down from current to 0
      - discharging
        
        current
        
        curves up from a negative current to 0
        
        voltage
        
        curves down potential different to 0