The flight of a blimp best illustrates
A) Archimedes' principle.
B) Pascal's principle.
C) Bernoulli's principle.
D) Boyle's law.
Answer: A
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A. 2 B. 4 C. It does not change. D. 1/2 E. 1/4
What effect does the formation of sea ice in polar regions have on the density of seawater?
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A player throws a football 50.0 m at 61.0° north of west. The westward component of the displacement of the football thrown is given by
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An ultraviolet light wave has a wavelength of 300 nm and speed of 1.8 × 10^8 m/s through a transparent medium. What is the frequency of this wave in the medium? (1 nm = 10-9 m and c = 3.00 × 10^8 m/s)
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