A sound wave is a
A. longitudinal wave.
B. standing wave.
C. transverse wave.
D. low-frequency light wave.
Answer: A
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Draw a sketch to show where eddies can form when air blows rapidly over a mountain range. Indicate where clouds might form. How would these clouds appear when viewed from the ground?
What will be an ideal response?
Geothermal energy uses ________ to produce usable heat or electricity.
A. Artificially heated water injected below ground B. Naturally occurring hot groundwater C. Waste heat water from power plants that is stored underground D. Molten rock from below ground E. Underground radioactive decay
Based on this data, which country or countries would you expect to have an economy highly dependent upon industry?
A) France B) Mali C) United States D) United States and France E) France and Mali
A stable ecosystem is one that is not undergoing change
Indicate whether the statement is true or false