To steadily increase the velocity of a moving body requires a
A. steadily increasing force.
B. decreasing force.
C. constant net force.
D. none of the above
Answer: C
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Nellie Newton hangs suspended at rest by two ends of a rope draped over a large pulley. The tension in each strand equals
A. half her weight. B. her weight. C. more than half her weight. D. none of the above
Cities occupy a very small percentage of the overall volume of the planet that contributes to Earth's
climate. The volume of the atmosphere, hydrosphere, and uppermost part of the lithosphere are enormous compared to the small volume of cities.
Aside from manganese, what is the other primary component of manganese nodules?
A) iron oxide B) uranium C) silver D) gold
What color represents the warmest water? What is the temperature of the
warmest water? What will be an ideal response?