Many state and local authorities are requiring cars to have their emissions tested each year. why would lawmakers need to consult with scientists and mechanics before making these laws?

one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.

wha is what i will use to get my free points

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

idk let me see fdfdgdg