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Determine If Each of the Four Processes Below Describes Positive

Question 26

Multiple Choice

Determine if each of the four processes below describes positive or negative changes to the internal energy of the system.
I. water absorbs heat from the surroundings and becomes steam
II. steam expands and pushes against the surrounding air
III. fuel molecules burn and heat the surroundings
IV. air is compressed into an inner tube by an external pump


A) Determine if each of the four processes below describes positive or negative changes to the internal energy of the system. I. water absorbs heat from the surroundings and becomes steam II. steam expands and pushes against the surrounding air III. fuel molecules burn and heat the surroundings IV. air is compressed into an inner tube by an external pump A)    B)    C)    D)    E)
B) Determine if each of the four processes below describes positive or negative changes to the internal energy of the system. I. water absorbs heat from the surroundings and becomes steam II. steam expands and pushes against the surrounding air III. fuel molecules burn and heat the surroundings IV. air is compressed into an inner tube by an external pump A)    B)    C)    D)    E)
C) Determine if each of the four processes below describes positive or negative changes to the internal energy of the system. I. water absorbs heat from the surroundings and becomes steam II. steam expands and pushes against the surrounding air III. fuel molecules burn and heat the surroundings IV. air is compressed into an inner tube by an external pump A)    B)    C)    D)    E)
D) Determine if each of the four processes below describes positive or negative changes to the internal energy of the system. I. water absorbs heat from the surroundings and becomes steam II. steam expands and pushes against the surrounding air III. fuel molecules burn and heat the surroundings IV. air is compressed into an inner tube by an external pump A)    B)    C)    D)    E)
E) Determine if each of the four processes below describes positive or negative changes to the internal energy of the system. I. water absorbs heat from the surroundings and becomes steam II. steam expands and pushes against the surrounding air III. fuel molecules burn and heat the surroundings IV. air is compressed into an inner tube by an external pump A)    B)    C)    D)    E)

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