For most of a star's life it will use this element for it's fuel. just 1 answer

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.

Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.