You can use refraction which is the bending of light through a transparent material. Also the freezing and boiling points of water. One last one is the Cartesian five experiment, this shows the density of water. Hope this helped.
Adrenaline, Cortisol, Norepinephrine.
Answer:
the answer is c just did it on edg and got it right
Explanation:
I was gonna say thank you for the free points but lol.
anw the correct answer is Neighborhood environment