A scientist measures the speed of a sound wave in five different locations as it travels across a region, and then plots a graph of the data as shown. Select the best explanation for the data that were obtained. A b c or d

What is called the "building block" of life?

In a certain ecosystem owls are predators for mice. the owl population increases and they eat more mice this causes the mouse population to decrease what happens next? a.the birth of mice increases. b. the birth rate of owls increases c. the population of owls decreases d. the population of mice increases

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from