Answer the following statement(s) true (T) or false (F)
All irreversible processes involve
1. macroscopic objects,
2.transfers to an object’s thermal energy, T or F? (One or both answers may be debatable!)
1. TRUE
2. FALSE
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____ have elongated nuclei with spiral structure extending from the ends of the elongations. The Milky Way is a member of this class of galaxy
a. Spiral galaxies b. Barred spiral galaxies c. Elliptical galaxies d. Irregular galaxies e. S0 galaxies
Microtechnology began
A) about 60 years ago with the invention of solid state transistors. B) in the 1990s with the use of computers. C) with the development of micron chemistry in the early 1800s. D) at the close of World War II.
Series/Parallel Circuits: A 3.0-? resistor is connected in parallel with a 6.0-? resistor. This combination is then connected in series with a 4.0-? resistor. The resistors are connected across an ideal 12-volt battery. How much power is dissipated in the 3.0-? resistor?
A. 2.7 W B. 5.3 W C. 6.0 W D. 12 W
The force that binds atoms together to form molecules is
A) gravitational. B) nuclear. C) electrical. D) centripetal. E) none of the above