All the chemical activities within a living thing are called, what?

Can you think of a way a rock unit with an older fossil could be above a rock until with a younger fossil? describe the scenario.

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system

The strong nuclear force acts over a small distance than the electrostatic force. true or false