The symbol for oxygen is
a. Ox.
b. On.
c. O.
d. Xy.
c
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If you drove day and night without stopping for one year without exceeding the legal highway speed limit in the United States, the maximum number of miles you could drive would be closest to
a. 8700. b. 300,000. c. 500,000. d. 1,000,000. e. 32,000,000.
State Einstein's principle of equivalence
What will be an ideal response?
A stone is thrown at an angle of 30° above the horizontal from the top edge of a cliff with an initial speed of 14 m/s. A stop watch measures the stone's trajectory time from top of cliff to bottom to be 7.1 s. What is the height of the cliff? Note: g = 9.8 m/s2 and air resistance is negligible
a. 58 m c. 120 m b. 114 m d. 197 m
Does the pressure of a gas decrease more rapidly or less rapidly when expanding adiabatically than it would when expanding isothermally?
A. More rapidly. B. Less rapidly. C. The pressure decreases at the same rate in both cases. D. The pressure increases in an adiabatic expansion. E. The pressure increases in an isothermal expansion.