Which statement describes a chemical reaction?
atoms in the products are rearranged to form new substances.
atoms in the reactants are rearranged to form new substances.
atoms in the products change into new atoms to form new substances.
atoms in the reactants change into new atoms to form new substances.

Using the periodic table, complete the table to describe each atom. type in your answers. a ? b? c? d? e? f?

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Adepositional also feature that forms where a stream enters a lake or an ocean is a