Choose all the answers that apply.
consumers
release oxygen into the air
release carbon dioxide into the air
get energy by eating producers
can be carnivores, herbivores, or omnivores
are the start of all food chains

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.