What is created when chemical reactions join atoms together

answer: i say it foxes

explanation:

you need to give us the answer options to for me to offical decide.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101

not always but somethings can be reproduced in a laboratory.