At what step (1,2,3,4,5 or6). Was. The roller coaster going the fastest

it would be at the bottom of the hill. That's where all of the energy from the descent is at its peak.

the function of the protein macromolecule is to move things in and out of the cell and transport other molecules in the body. there are many functions of proteins. they are the basic building blocks of living things and are responsible for the growth and repair of body cells and tissues.

explanation:

not only is it colder, it also becomes darker, less salty, and more dense.