The sound of a police siren that is moving away has (1) wavelengths, and one that is approaching has (2) wavelengths. 1) a. longer b. higher c. shorter 2) a. lower b. longer c. shorter

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.