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What form of energy is associated with thermodynamics?
internal energy
What are the two ways to transfer energy between a closed system and surroundings?
work and heat
The ______ ________ of the system has to equal to energy transferred from the surroundings.
energy change
What is the equation for the first law of thermodynamics?
ΔU= q+w
What is outside the system?
surroundings
What is the chosen space that is being studied called?
a system
The first law of thermodynamics states that internal energy of an _____ _____ is constant.
isolated system
What does ∆U represent?
The change in internal energy
What is represented by "q" in the first law of thermodynamics?
heat
What is represented by "w" in the first law of thermodynamics?
work
The internal energy is defined as the amount of all ____ and ____ energies of the particles in a system.
potential and kinetic
How do you find the change in internal energy?
final internal energy subtract initial internal energy
What happens to the internal energy of a system that has increased?
the internal energy is positive
What happens to the internal energy of a system that has decreased?
the internal energy becomes negative
In terms of internal energy and the first law of thermodynamics, energy of the universe is what?
constant
The consequence of conservation of _____ is because of the first law of thermodynamics.
energy
