Fill in the blank below with the vocabulary word that best completes the sentence.
natural selection leads to
, a process of change in a population over time.

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

As global warming continues the ocean absorbs more of the earth's heat what term describes the ocean as a storage location for heat a) heat binb) heat sinkc) heat storaged) heat vent( answer this for me)

When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it