The transfer of heat from a furnace to the house through ducts is by the process of ________.
Fill in the blank(s) with the appropriate word(s).
convection
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Why is the atmospheric pressure at the surface of Venus so much higher than Earth's?
What will be an ideal response?
Evaporation of raindrops in the atmosphere
A) warms the air. B) cools the air. C) does not happen, raindrops always reach Earth's surface. D) is greatest above polar ice caps.
The Valles Marineris is ________ on the surface of Mars.
A. a long scarp B. a large volcano C. a 4,000-km canyon D. an old riverbed
Bulk Modulus: A piece of iron sinks to the bottom of a lake where the pressure is 21 times what it is at the surface of the lake. Which statement best describes what happens to the volume of that piece of iron?
A. There has been no change in the volume of the iron. B. Its volume decreases slightly. C. Its volume increases slightly. D. Its volume becomes 21 times greater than at the surface. E. Its volume becomes 1/21 what it was at the surface.