Need helpwith this question plzz

You can download answer here

tinyurl.com/wpazsebu

It Bubbles because it has encountered damaged skin cells and damaged blood. These contain an enzyme called catalase, which breaks down the hydrogen peroxide into water and oxygen. The fizzing you see in the form of bubbles is the oxygen gas escaping.

Explanation:

acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )

there's the proffessional site that will you.