As a parcel of air is swept upward, with no heat input or output, its temperature
A) increases.
B) decreases.
C) remains the same.
Answer: B
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Fissioning carbon would occur with
A) absorption of energy. B) release of energy. C) neither of these
Assume a 100-yard football field represents the 14-billion-year history of the universe with one end as the origin and the other end representing the present. The existence of human beings will extend from ____ to the present "goal line."
a. the 50-yard line b. the 5-yard line c. the one-yard line d. the one-inch line
A solenoid of length 2.8 cm and diameter 0.75 cm is wound with 160 turns per cm. When the current through the solenoid is 0.20 A, what is the magnetic flux through one of the windings of the solenoid?
a. 
b. 
c. 
d. 
In the collapse of a protostar ____________________ energy is converted to ____________________ energy
Fill in the blank(s) with correct word