Goes down as the temperature decreases, and vice versa. Sound's frequency is independent of temperature, while its speed is directly proportional to temperature. Heat, like sound, is a form of kinetic energy. Molecules at higher temperatures have more energy, thus they can vibrate faster. Since the molecules vibrate faster, sound waves can travel more quickly. ... This is faster than 331 meters per second, which is the speed of sound in air at freezing temperatures.
someone’s answer
The answer is c. A hint would be there is lots of sand there.
Answer:
In other U.S. elections, candidates are elected directly by popular vote. But the president and vice president are not elected directly by citizens. Instead, they're chosen by “electors” through a process called the Electoral College. The process of using electors comes from the Constitution.
Answer:
B) The hundred years war
Explanation:
The Roman empire was long gone and the war was between England and France (and other nations) that were way after Rome
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While there were many contributing factors to the collapse of Tsarist
Russia in 1917, the Peoples Revolution was caused by a war weary
population, and a rise in political activism by leaders like Stalin
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