Which u. s. government agency ensures that federal laws protecting human health and the environment are enforced fairly and effectively?
department of the interior
environmental protection agency
national science foundation

work input is how much work you put into a machine and work output is the work done by the machine according to how much work you put into it. i think?

i it is d i hope it

well we can't tell you because we cant see the time give a screen shot or something.

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.