What is different about the left and right ventricles of the heart? Why are they different?

What happens whenever a net force acts on an object

What are the two main phases of a cell cycle

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.