Adam ia trying to identify a solid he places a small amount of the substances in acid solution and observes wheter or not reacrion rakes olace this twst is based on a property

the match duh

explanation:

i believe it is c: genes for body color and wing size are inherited separately from each parent.

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