What happened to Sound if the frequency of the vibrations increases

There was an airplane crash, every single person on board died, but yet two people survived. How is this possible?

If there were no friction between the girl and the slide on the hill, what would most likely happen to her motion

The * blank * of the line on a velocity vs. time graph represents acceleration

10. Explain the difference between the short-term effects of concussions and some of the long-term effects that scientists are recently discovering.

Which term describes the sum of all forces acting on an object

A small boat is carrying four people across a river. Without any paddling, the boat moves downstream at a steady speed of 5 m/s. If the average weight of the four people is 60 kg, then what is the speed of the boat after one person gets?

Does temperature affect the dissolving phase?

In a clear, coherent, paragraph-length answer, explain why the speed of the apple half way between the release and the maximum height is not half the initial speed.

In pea plants Round (R) is a dominant trait and wrinkled nose (r) is a recessive trait. Which combination would result in wrinkled seeds? 1. RR 2. Rr 3. rr 4. ww

According to the article, data from scientific observations fulfill what three functions