The wood in a matchstick is made of cellulose, a polymer of glucose molecules. When you light the matchstick, heat and light are given off, indicating that an exothermic reaction is occurring.
There are two types of reactions:
1. Exothermic reactions: In these reactions, the reactants combine to form product and heat is liberated. Example, burning of fuel.
2.Endothermic reactions: In these reactions, the reactants combine to form product and heat gets absorbed from the surroundings. Example, photosynthesis in plants where the energy of the Sun gets absorbed.
Answer:
Las tierras bajas están sustentadas principalmente por rocas que se erosionan con ... Valle, pero han sido separadas por la sección Gettysburg-Newark Lowland. ... que divide la provincia de Ridge y Valley de la meseta de Allegheny. ... rocoso hacia el noroeste, en la dirección de los glaciares en retirada.
Explanation:
<span>The correct answer is Hear. During the development of human offspring, the sense of "hearing" comes first before the sense of sight. </span>Sight is the least developed sense at birth. Babies <span>can detect sounds by the third trimester. So more or less, this send is already advance for him at birth.</span>
I’m not sure what your telling us lol , buh grape is good :)
Answer:
Sorry the first one I don't know.
The second one's answer is : Mature nerve cells, cardiac muscle cells, skeletal muscle fibers, fat cells, red blood cells, bone cells (osteocytes), and white blood cells (except lymphocytes) do not undergo division
