2. Which of the following is not true about heat transfer?
A. The more heat the body absorb the higher its internal energy.
B. At constant temperature, the internal energy of the system decreases as more work is done by the system.
C. Heat is added to a system which does no work, thus its internal energy decreases.
D. The internal energy of the system increases as the system do more heat is absorb than the work done by the system.
3. What causes the lid of a pot to move up when the water in it starts boiling?
A. The boiling water evaporates.
B. The boiling water compresses.
C. The heated air inside the pot expands,
D. The heated air inside the pot compresses.
4. In adiabatic process, heat is always zero, therefore.
A. There is no heat enters and leaves the system. B. There is no heat enters but there is heat leaves on the system.
C. There is heat enters but there is no heat leaves on the system
D. There is heat enters and leaves on the system.
5. Which is true about work?
A. When work is done by an object it loses energy.
B. when work is done on an object it gains energy.
C. When work is done it is accompanied by a change in energy.
D. All of the above.
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❄️ ANSWER ❄️
2.C
3.B
4.B
5.D