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.
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People who live in Athens are fighting to protect their privileged way of life.
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Manifest Destiny affected enslaved Africans by pushing them into new regions for farming and ranching.
The keystone to what henry clay called the American system was : A a high tariff
Back then, canada attempted to raise the tariff of its export. But the policy soon backfired because Canada's lack variety in export
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Mummification is a process in which the skin and flesh of a corpse can be preserved. The process can occur either naturally, or it can be intentional. They did this so their bodies were preserved and they could relax while they go to the gods.