Assigning approximate dates to fossils using chemical properties of atoms in the fossil
Absolute Dating
Relative Dating

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping

Match the enzymes to their role in the dna replication process