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Study sets matching "physics thermodynamics"

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Study sets matching "physics thermodynamics"

39 terms
Thermodynamics (Physics)
Thermodynamics (defined)
Absolute zero
Celsius and Kelvin temperatures at abs…
Melting and boiling point of water in…
the study of heat and its transfer into mechanical energy
temperature at which no more energy can be extracted from a s…
-273 Calsius and 0 Kelvin are absolute zero
melting 0 celsius and 273 Kelvin... boils 100 C and 373 K
Thermodynamics (defined)
the study of heat and its transfer into mechanical energy
Absolute zero
temperature at which no more energy can be extracted from a s…
33 terms
PHYSICS: Thermodynamics
Thermodynamics
Zeroth law of thermodynamics
Temperature
Heat
Flow of energy in the universe, as the flow relates to work,…
Objects are in thermal equilibrium when they are at the same…
A physical property of matter that relates the average kineti…
The transfer of thermal energy from a hotter object(higher te…
Thermodynamics
Flow of energy in the universe, as the flow relates to work,…
Zeroth law of thermodynamics
Objects are in thermal equilibrium when they are at the same…
16 terms
Physics - Thermodynamics
Kinetic theory
Absolute zero
Absolute temperature
Internal energy
Idea that microscopic movements of particles will predict the…
Theoretical temperature at which molecules will no longer be…
Temperature scale which starts at absolute zero.
Sum of kinetic and potential energies of all the molecules wi…
Kinetic theory
Idea that microscopic movements of particles will predict the…
Absolute zero
Theoretical temperature at which molecules will no longer be…
10 terms
Thermodynamics PHYsics
Kinetic or Potential Energy... of Particl…
convection
temperature
conduction
Potential Energy of Particles
heat transfer by the bulk movement of a fluid away from a sou…
a measure of the average kinetic energy of the particles that…
heat transfer by the collisions of particles
Kinetic or Potential Energy... of Particl…
Potential Energy of Particles
convection
heat transfer by the bulk movement of a fluid away from a sou…
12 terms
Physics Thermodynamics
Temperature (T)
Heat (Q)
zeroth law of thermodynamics
state function
macroscopic measure of the thermal energy/molecule (K). ... Is…
transfer of thermal energy between a system and its environme…
if one object is in thermal equilibrium with a second object…
macroscopic properties that reflect the microscopic condition…
Temperature (T)
macroscopic measure of the thermal energy/molecule (K). ... Is…
Heat (Q)
transfer of thermal energy between a system and its environme…
51 terms
Thermodynamics - Physics
zero law of thermodynamics
temperature
heat
Celsius
when one object is in thermal equilibrium with another object…
all substances have a particular temperature. At molecular le…
transfer of thermal energy from hotter object with higher tem…
0 and 100 are freezing and boiling temperature
zero law of thermodynamics
when one object is in thermal equilibrium with another object…
temperature
all substances have a particular temperature. At molecular le…
thermodynamics physics
work
if system is closed
if system is isolated
systems obey
transfer of mechanical energy into or out of a system into th…
cant transfer than the environment cannot contribute matter t…
then environment cannot contribute matter or energy to it
conservation laws: energy can transform from one type to anot…
work
transfer of mechanical energy into or out of a system into th…
if system is closed
cant transfer than the environment cannot contribute matter t…
18 terms
Physics Thermodynamics
Conduction
Convection
Radiation
Units of Temp.
When particles collide ex. a pot sitting on a burner
by means of motion in a liquid/gas ex. putting your wet shoes…
by electromagnetic waves ex. microwave
degrees Celsius, degrees Fahrenheit, kelvin
Conduction
When particles collide ex. a pot sitting on a burner
Convection
by means of motion in a liquid/gas ex. putting your wet shoes…
12 terms
Physics Thermodynamics
Conduction
Convection
Radiation
Heat of transformation (L)
direct transfer of energy from molecule to molecule through m…
the transfer of heat by the physical motion of the heated mat…
the transfer of energy by electromagnetic waves and is the on…
The amount of heat needed to change the phase of 1 kg of a su…
Conduction
direct transfer of energy from molecule to molecule through m…
Convection
the transfer of heat by the physical motion of the heated mat…
21 terms
PHYSICS - thermodynamics
0th law of thermodynamics
temperature
thermal expansion
linear expansion
If two systems are in thermodynamic equilibrium with a third…
physical property of matter related to KE of particles... temp d…
substance changes in length or volume as a function of the ch…
because of thermal expansion... L=length... T is kelvin... alpha is co…
0th law of thermodynamics
If two systems are in thermodynamic equilibrium with a third…
temperature
physical property of matter related to KE of particles... temp d…
45 terms
Physics Thermodynamics
Thermodynamics
Thermodynamics
Thermodynamics
Kelvin
the science of relations between heat and mechanical energy a…
how heat and energy work together to change forms
one of seven base units in the International System with the…
Thermodynamics
the science of relations between heat and mechanical energy a…
Thermodynamics
how heat and energy work together to change forms
17 terms
Physics: Thermodynamics
Isolated System
Closed System
Open System
Types of State Functions
Systems not capable of exchanging matter or energy with their…
Systems capable of exchanging energy but not matter with the…
Systems that can exchange both matter and energy with the env…
Pressure, Density, Temperature, Volume, Enthalpy, Internal En…
Isolated System
Systems not capable of exchanging matter or energy with their…
Closed System
Systems capable of exchanging energy but not matter with the…
22 terms
Physics Thermodynamics
Closed System
Open System
Temperature (T)
Heat (Q)
Environment cannot contribute energy
Environment can contribute energy ... -W/in a system, different…
macroscopic measure of thermal energy
the transfer of thermal energy between a system and its envir…
Closed System
Environment cannot contribute energy
Open System
Environment can contribute energy ... -W/in a system, different…
31 terms
Physics Thermodynamics
system
environment
isovolumetric process
isothermal process
collection of matter within a clearly defined boundary across…
everything outside a system that can affect or be affected by…
thermodynamic process that takes place at a constant volume s…
thermodynamic process that takes place during a constant temp…
system
collection of matter within a clearly defined boundary across…
environment
everything outside a system that can affect or be affected by…
22 terms
Physics: Thermodynamics
Fahrenheit > Celsius
Celsius > Kelvin
Fahrenheit>Kelvin
Linear Expansion (temp.)
C=(5/9)(F-32)
K=C+273.15
K=(5/9)F+(2297/9)
∆L=αL₀∆T
Fahrenheit > Celsius
C=(5/9)(F-32)
Celsius > Kelvin
K=C+273.15
29 terms
Physics: Thermodynamics
Zeroth law of thermodynamics
Closed system
Isolated system
Open system
when object A is in thermal equilibrium with object B, and ob…
systems capable of exchanging energy, but not matter with the…
systems not capable of exchanging energy or matter with their…
can exchange both matter and energy with the environment... i.e…
Zeroth law of thermodynamics
when object A is in thermal equilibrium with object B, and ob…
Closed system
systems capable of exchanging energy, but not matter with the…
27 terms
Physics - Thermodynamics
zeroth law of thermodynamics
temperature
thermal expansion
system
states that objects are in thermal equilibrium when they are…
qualitative measure of how hot or cold an object is; quantita…
describes how a substance changes in length or volume as a fu…
portion of the universe that we are interested in observing
zeroth law of thermodynamics
states that objects are in thermal equilibrium when they are…
temperature
qualitative measure of how hot or cold an object is; quantita…
38 terms
Thermodynamics: Physics
Zeroth Law of Thermodynamics
Temperature
Heat
Freezing Points of Water
Contact of two objects of different temperatures will result…
Directly related to the kinetic energy of the molecules inter…
The transfer of energy from one substance to another. Usually…
0 degree Celsius, 32 degrees Fahrenheit, 273 K
Zeroth Law of Thermodynamics
Contact of two objects of different temperatures will result…
Temperature
Directly related to the kinetic energy of the molecules inter…
30 terms
physics thermodynamics
thermodynamics
system boundary
diathermal boundary
adiabatic boundary
The study of heat and its change to mechanical energy; macros…
controls how the environment affects the system. The boundary…
allows heat to pass through
won't allow heat to get in or out
thermodynamics
The study of heat and its change to mechanical energy; macros…
system boundary
controls how the environment affects the system. The boundary…
45 terms
Physics: Thermodynamics
Thermodynamics is the study of?
In the zeroth law how much net flow of…
What is a major characteristic of abso…
celsius to fahrenheit?
study of the flow and transformation of energy in the universe
0
no thermal energy 0 K
Tf=(9/5)Tc+32
Thermodynamics is the study of?
study of the flow and transformation of energy in the universe
In the zeroth law how much net flow of…
0
60 terms
Physics: Thermodynamics
Work
Tempature
Heat
When Q <0... When Q > 0
-the transfer of mechanical energy in/put of a system
T... -a measure of thermal energy ... -random motion
Q... -transfer of thermal energy b/w systems
Q<0: heat transfered out of system... Q > 0: heat is transferred…
Work
-the transfer of mechanical energy in/put of a system
Tempature
T... -a measure of thermal energy ... -random motion
8 terms
Physics (Thermodynamics)
Temperature conversion
Thermal expansion equation
Volume expansion equation
First Law of Thermodynamics
F=9/5C +32, K=C+273
change in L=alpha L (change in time)
change in volume=Beta Volume (change in time)
Change in U=Q-W
Temperature conversion
F=9/5C +32, K=C+273
Thermal expansion equation
change in L=alpha L (change in time)
9 terms
Physics - Thermodynamics
Thermodynamics
Absolute zero
Internal energy
First law of thermodynamics
The study of heat and its transformation to different forms o…
The lowest possible temperature that a substance may have; th…
The total energy (kinetic plus potential) of the submicroscop…
A restatement of the law of energy conservation, applied to s…
Thermodynamics
The study of heat and its transformation to different forms o…
Absolute zero
The lowest possible temperature that a substance may have; th…
21 terms
Physics: Thermodynamics
What does "thermodynamics" mean?
You only feel heat (or a change in tem…
Heat always flows from _____ to _____.
Something that is metal will feel cold…
the motion of thermal energy
flowing from one place to another
high...low
the metal allows heat to flow away from your hand more quickl…
What does "thermodynamics" mean?
the motion of thermal energy
You only feel heat (or a change in tem…
flowing from one place to another
23 terms
Physics Thermodynamics
five key points of kinetic particle mo…
Heat
temperature
kinetic energy
matter is very small particles, in constant motion, energy is…
J; transfer of thermal energy from hotter body to colder one
the average kinetic energy of particles of a substance
movement energy
five key points of kinetic particle mo…
matter is very small particles, in constant motion, energy is…
Heat
J; transfer of thermal energy from hotter body to colder one
30 terms
Physics - Thermodynamics
internal energy (U)
heat
thermal equilibrium
temperature
energies associated with atomic motion; proportional to tempe…
transfer of energy due to difference in temperature
state in which 2 objects in contact have the same temperature
average kinetic energy of particles in a substance
internal energy (U)
energies associated with atomic motion; proportional to tempe…
heat
transfer of energy due to difference in temperature
33 terms
Thermodynamics (Physics)
thermodynamics
equilibrium
kinetic, thermal
mass
the study of heat and its transformation into mechanical energy
when two objects reach the same temperature it is called ther…
temperature measures the ___ energy NOT the ___ energy of the…
what determines the amount of total energy in a material
thermodynamics
the study of heat and its transformation into mechanical energy
equilibrium
when two objects reach the same temperature it is called ther…
72 terms
Physics-Thermodynamics
Conduction
Which are usually the best conductors?…
Convection
Forced convection
Transfer of heat by colliding with each other.
Solids because the particles are so close together & metals b…
Heating the particles causes it to increase in kinetic energy…
Happens when currents in a fluid move heated fluid faster the…
Conduction
Transfer of heat by colliding with each other.
Which are usually the best conductors?…
Solids because the particles are so close together & metals b…
14 terms
Physics Thermodynamics
internal energy
thermal equilibrium
heat
temperature
energy of a substance due to the random motion of its compone…
state in which two bodies in physical contact with each other…
energy transferred between objects because of difference in t…
measure of average translational KE
internal energy
energy of a substance due to the random motion of its compone…
thermal equilibrium
state in which two bodies in physical contact with each other…
11 terms
Physics: Thermodynamics
kinetic theory of matter
pressure
boyles law
charles law
theory that atoms in matter are in constant state of motion
the result of impulses from the collision of molecules with t…
law stating that the volume of a fixed amount of gas varies i…
law stating that the volume of a fixed amount of gas varies d…
kinetic theory of matter
theory that atoms in matter are in constant state of motion
pressure
the result of impulses from the collision of molecules with t…
16 terms
Physics. Thermodynamics
Heat
Work
Internal energy
Adiabatic
Energy transferred between objects with 2 different temperatu…
Force applied to move somethinf a certain distance (expansion…
Total energy of the particles (KE+PE)
No heat. Fast compression or expansion. Work causes internal…
Heat
Energy transferred between objects with 2 different temperatu…
Work
Force applied to move somethinf a certain distance (expansion…
22 terms
Physics: Thermodynamics
Fahrenheit > Celsius
Celsius > Kelvin
Fahrenheit>Kelvin
Linear Expansion (temp.)
C=(5/9)(F-32)
K=C+273.15
K=(5/9)F+(2297/9)
∆L=αL₀∆T
Fahrenheit > Celsius
C=(5/9)(F-32)
Celsius > Kelvin
K=C+273.15
28 terms
Physics: Thermodynamics
Heat
Thermal Equilibrium
specific heat capacity
thermal expansion
heat is a form of energy; it is different from temperature
two objects with different temperatures will, over time, reac…
energy needed to change the temperature of 1kg of stuff by 1…
...
Heat
heat is a form of energy; it is different from temperature
Thermal Equilibrium
two objects with different temperatures will, over time, reac…
29 terms
Physics - Thermodynamics
conduction
convection
radiation
first law of thermodynamics
direct transfer of energy from molecule to molecule
transfer of heat by physical motion of heated material (only…
transfer of energy by electromagnetic waves
conservation of energy... the change in the total internal ener…
conduction
direct transfer of energy from molecule to molecule
convection
transfer of heat by physical motion of heated material (only…
Physics thermodynamics
Kinetic energy
Sensation of warmth
What happens when something becomes wa…
Temperature
Given by the constantly moving atoms and molecules of atoms
The average kinetic energy of the atoms
The average kinetic energy of the particles making a substanc…
The quantity that tells how hot or cold something is compared…
Kinetic energy
Given by the constantly moving atoms and molecules of atoms
Sensation of warmth
The average kinetic energy of the atoms
24 terms
Physics: Thermodynamics
What does "thermodynamics" mean?
You only feel heat (or a change in tem…
Heat always flows from _____ to _____.
Something that is metal will feel cold…
the motion of thermal energy
flowing from one place to another
high...low
the metal allows heat to flow away from your hand more quickl…
What does "thermodynamics" mean?
the motion of thermal energy
You only feel heat (or a change in tem…
flowing from one place to another
21 terms
Physics- Thermodynamics
An ideal monatomic gas undergoes an ad…
Heat is added to a sample of an ideal…
Which would cause a more serious burn:…
A block that slides across a rough sur…
50J of work is done ON the system, and zero joules of heat is…
The temperature of the gas must increase.... (Q = cmΔT)
Steam will cause a more serious burn because of its latent he…
The second law of thermodynamics.... (Heat flows spontaneously f…
An ideal monatomic gas undergoes an ad…
50J of work is done ON the system, and zero joules of heat is…
Heat is added to a sample of an ideal…
The temperature of the gas must increase.... (Q = cmΔT)
9 terms
Physics Thermodynamics
0th Law of Thermodynamics
1st Law of Thermodynamics
2nd Law of Thermodynamics
3rd Law of Thermodynamics
If T1=T3 and T2=T3 then T1=T2
Change in energy is equal to the amount of heat added plus th…
When work and thermal energy is exchanged, non-usable energy…
It is impossible to reach absolute zero
0th Law of Thermodynamics
If T1=T3 and T2=T3 then T1=T2
1st Law of Thermodynamics
Change in energy is equal to the amount of heat added plus th…
11 terms
Physics-Thermodynamics
1st law of Thermodynamics
2nd law of Thermodynamics
3rd law of Thermodynamics
Adiabatic process
The principle of conservation of energy. Energy can be transf…
Every energy transfer or transformation increases the entropy…
absolute zero cannot be reached
A process that takes place without a transfer of heat between…
1st law of Thermodynamics
The principle of conservation of energy. Energy can be transf…
2nd law of Thermodynamics
Every energy transfer or transformation increases the entropy…
48 terms
Physics Thermodynamics
Universe collapses into itself.
Entire universe is pulled back to its…
Universe expands until it's cold and d…
The Universe tears apart
Big Crunch
Big Crunch
Big Chill
Big Rip
Universe collapses into itself.
Big Crunch
Entire universe is pulled back to its…
Big Crunch
29 terms
Physics - Thermodynamics
conduction
convection
radiation
first law of thermodynamics
direct transfer of energy from molecule to molecule
transfer of heat by physical motion of heated material (only…
transfer of energy by electromagnetic waves
conservation of energy... the change in the total internal ener…
conduction
direct transfer of energy from molecule to molecule
convection
transfer of heat by physical motion of heated material (only…
12 terms
Physics - Thermodynamics
thermo
dynamics
thermodynamics
thermal equilibrium
heat; energy in transfer
power; movement
study of effects of changes in temperature, pressure, and vol…
subject of zeroth law of thermodynamics
thermo
heat; energy in transfer
dynamics
power; movement
14 terms
Physics (Thermodynamics)
Thermal energy
Thermal energy
Internal Energy
termperature
Energy in a substance due to its total particle kinetic energy.
the random, chaotic, and haphazard molecular motion of the pa…
the total energy in a substance due to thermal energy, molecu…
the relative measure of the average kinetic energy of the par…
Thermal energy
Energy in a substance due to its total particle kinetic energy.
Thermal energy
the random, chaotic, and haphazard molecular motion of the pa…
Physics- Thermodynamics
conduction
convection
heat
joules
the process by which heat or electricity is directly transmit…
the movement caused within a fluid by the tendency of hotter…
energy that spontaneously passes between a system and its sur…
symbol J, is a derived unit of energy
conduction
the process by which heat or electricity is directly transmit…
convection
the movement caused within a fluid by the tendency of hotter…
28 terms
Physics Thermodynamics
tempurature
water boiling point
water freezing point
Heat
measurement of kinetic energy
F=32 C=0 K=273
F=212 C=100 K=373
flow of thermal energy by temp change
tempurature
measurement of kinetic energy
water boiling point
F=32 C=0 K=273
29 terms
Physics Thermodynamics
Traditional water heaters with a tank…
A tankless water heater is cheaper to…
Forced air heaters have a motor.
Hydronic heating can heat different ro…
True
False
True
True
Traditional water heaters with a tank…
True
A tankless water heater is cheaper to…
False
16 terms
Physics- Thermodynamics
The three ways thermal energy is trans…
To be considered a heat engine a devic…
Three examples of heat engines are
The _________ law of Thermodynamics sa…
1. conduction ... 2. radiation ... 3. convection
thermal; mechanical
heat pumps, refrigerators, and diesel engines
2nd; disperse; opportunity to
The three ways thermal energy is trans…
1. conduction ... 2. radiation ... 3. convection
To be considered a heat engine a devic…
thermal; mechanical
Physics: Thermodynamics
Specific Heat (C)
(C) of water
Heat Gained or Lost by object
Phase change Energy
Amount of energy required to raise one gram of a substance by…
1 cal/(g*K) or 4.184 J/(g*K)
q = mc∆T ... c: specific heat... m: mass... mnemonic: MCAT
This energy is in Potential Energy, not Kinetic energy, as th…
Specific Heat (C)
Amount of energy required to raise one gram of a substance by…
(C) of water
1 cal/(g*K) or 4.184 J/(g*K)
physics thermodynamics
Thermo
Dynamics
1st Law
2nd Law
Heat
Changes
Energy can never be created or destroyed, it can only transform
Disorder of any system increases
Thermo
Heat
Dynamics
Changes
10 terms
Physics Thermodynamics
Temperature
Internal energy
Thermal equilibrium
Heat
A measure of the average kinetic energy of the particles in a…
Energy of a substance due to both the random motions of its p…
The state where two bodies in physical contact have identical…
Energy transferred between objects because of different tempe…
Temperature
A measure of the average kinetic energy of the particles in a…
Internal energy
Energy of a substance due to both the random motions of its p…
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