Anytime that a substance changes size, shape, or temperature it would be considered a change. But, if it changed properties such as its density, pH, or how it reacts with other substances it is most likely a change

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

How does natural selection change thephenotypes within a population over time?

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except