Which of the following statements is true? In rarefactions, particles in a sound wave are spread far apart.
The height of a wave determines the loudness of a sound.
The higher the frequency of a sound, the higher the pitch.
All of the above.

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

What best describes the dropping height of a ball that bounces back up to a height of 45 cm

An alaskan spruce forest will burn easily once burned the forest regenerates fairly wuickly which statement best describes haw an alaskan spruce forest reacts to fire? it is resilient