Answer:
fibroblast cells
Explanation:
Periosteum is thin connective tissue layer covering the bone. It contains fibroblast cells outside and progenitor cells inside. So, the cells most involved in the repair is fibroblast cells. It is typical type of biological cell that synthesizes matrix and collagen, produces the stroma for animal tissues and plays vital role in healing wounds
Answer:
0.00 J
Explanation:
B) chemical
C) structural
D) physical and chemical
I'm going to say physical change
explanation:
The substance as you said did not change therefore a chemical change could not have happened because they result in a new substance meaning one or multiple new substances could have been created from the chemical change. With a physical change the only thing that changes is the outward appearance.
example of physical change: water changing into ice. The frozen water is composed of the same elements as the liquid water.
Hopefully this helped and good luck.
The resultant or the net force act on the object cannot be 0. it must have a value but the direction is opposite from the object move direction.
if the object move to the left, so the net force or the resultant is doing to the right