Around 8 million metric tons of plastic ends up in the ocean every year. Some countries have made changes to their laws to help reduce the amount of plastic used. What options could help reduce the amount of plastic that reaches the oceans?

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.