jazen
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A smile costs little but gives much treat sum1 2 1
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« on: December 27, 2007, 03:38:51 pm » |
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Yes I know Im crazy, and I know most of these don't scan, they are the result of a couple of hours studying (yes I do know what the word means) and deciding I needed a new way of recording my notes,
Thermal Physics The behaviour of gases
The particles at random move Towards each other they may groove Tinier than many aided eyes may see Yet in existence they must be
The atoms in gases racing And as this they do pressure they are creating As colliding into things they are Be it each other, the wall or a bar
Brownian motion, Brownian motion In this we must believe with great devotion.
Ideal Gas
This Boyle did say P proportional to 1 over v must be Charles then said yes I must agree, But come and look at what I do see, V is proportional to T
If volume constant stays Then the mass of that gas Is proportional to is absolute temperature
So to conclude this sorry tale PV/T is constant always.
The ideal gas Obeys all these laws Just like the perfect child Their parent The laws are obeyed At room temperature And a normal atmospheric pressure A real gas (just like a real child) Ignores these rules
The recipe for the perfect child Oh sorry I mean the ideal gas, Is such PV is equal to nRT While R remains constant At 8.31 J mol^-1K^-1
We make assumptions about ideal gases Like a parent their perfect child These rules exist We assume molecules to be tiny They assume us to remain small forever We decide there are no intermolecular attractions They decide they want us to stay innocent We rule all collisions as elastic (for their own good, as otherwise the pressure would fall) They rule us with an iron fist (for our own good, of course) oh and we decree the impact time to be less than that of collisions (allowing us to consider the force as rate of change of momentum) They decree us to be overreacting, that it doesn’t hurt as much as we claim (for reasons known only unto them)
P = 1/3 Nm,c^2>/V
Internal Energy
Something everyone has Solid liquid or gas It can come in 2 forms Kinetic or potential But the total of the 2 At a given temperature Constant will remain At absolute zero Minimum this total is To increase the energy within Heat or compress it
1st law of thermodynamics
This is just the basics Back to what you already know Nothing comes from nothing Nothing appears from nowhere Everything has a source Comes from elsewhere So if something appears Then it must have come from another place
Gain in internal energy = energy from heating + energy from compressing Delta U = Delta Q + Delta W
If the system works And does its stuff Then energy it might loose
Delta U = Delta Q – Delta W
If a gas is to expand Then it shall do work If it shall be influenced The work is done on it
Delta W = p Delta V
If an object we do heat The particles within shall race The kinetic energy is their sugar Sending them OTT, hyper and crazy Temperature is the average energy Of there crazy particles
˝ m <c^2> = 3/2 k T = 3 RT/N
k = Boltzmannn Constant = 1.38 X 10 ^ -23
specific heat capacity
specific heat capacity is the energy it requires to heat 1 kg of itself by 1 degree Celsius
c = delta Q / m delta θ θ is temperature
As an object heated is The particles move like crazy kids From solid to liquid the bonds they break Separating the lot of them from what they know Then as they boil the kids haywire go
Specific latent heat Is how much energy you need To melt or boil 1 kg of me Without changing my temperature For melting me I call it fusion When boiling I say vaporisation
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« Last Edit: December 27, 2007, 03:40:59 pm by jazen »
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AMERICA here I come, I will be out of the country - and away from internet - for the next 2-3 weeks. A journey of a thousand miles starts with a single step, A story of a thousand words starts with a single thought.
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Rincewind
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« Reply #1 on: December 27, 2007, 05:05:07 pm » |
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I read the first two cause I a bit busy but i must say: write an entire text book on Physics in this way, it would sell loads.
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Winner of many imaginary awards, including the Nobel Prize for being the first to make a bottomless beer can.
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pink monkey bird
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oh my my, oh hell yeah
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« Reply #2 on: December 27, 2007, 09:16:37 pm » |
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you are all mad, all of you, all! mad. (god i've missed this place)
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Dream, there is alot to be said for dreams, even if theres is no chance it will come true. There is comfort in the knowledge you can still dream of it. Nothing great was acomplished without detailed planning, no plan was ever drawn up without a dream of an acomplishment. They did not build the apollo rockets until after man dreamed of reaching out and touching the stars. How? How is irrelevant, as long as there is a why, and the why can be simply "I want to!", the how will be worked out later.
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jazen
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A smile costs little but gives much treat sum1 2 1
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« Reply #3 on: December 28, 2007, 11:05:42 am » |
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I like that idea rincewind, but will need a lot of work. Yes PMB I realise I am mad - this is an asylym after all. Will add more later, need to go and do some work on electricity now.
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AMERICA here I come, I will be out of the country - and away from internet - for the next 2-3 weeks. A journey of a thousand miles starts with a single step, A story of a thousand words starts with a single thought.
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Moonwolf
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« Reply #4 on: February 18, 2008, 08:02:08 am » |
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I really liked these poems. I've always loved math/science and my mother is a high school chemistry teacher. I showed them to her (hope ya don't mind, I thought they were cool!) and she was tickled pink by them. Gave credit where it's due, though, and she said "tell 'Jazen' to keep up the good work!" So ya gots fans! I totally like the idea of you doing an entire text book like this. I bet a lot more students would be interested in science if it was taught in a creative way like this!
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