Answer:
D
Explanation:
Respiration is the process by which you get energy from food. So energy in food is converted to a form that can be used by the body
Answer: A convex lens is used to converge ligtht.
Explanation:
A concave lens is a lens that is thicker on the ends than in the middle. As consequence of this, a concave lens diverges (separate) the rays of light. A concave lens is also called diverging lens.
A convex lens is is thicker in the middle than on the ends. As consequence of this, a convex lense converge the parallel rays that pass through it. A convex lens is also called converging lens.
Number 1:
B.) 2,1,1,1
Number 2:
A.) 2,3,2
Number 3:
C.)1,5,2
Answer:
Reactions occur when two or more molecules interact and the molecules change. Bonds between atoms are broken and created to form new molecules