Question

4. Is there any difference between wood and coal in terms of physical state why​

Answer 1

Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur, oxygen, and nitrogen, on other hand the main physical properties of wood include: color, luster, texture, macro-structure, odor, moisture, shrinkage, internal stresses, swelling, cracking, warping, density,

Explanation:

MARK BRAINLIEST

Answer 2

Answer:

Coal is a mineral while wood is not a mineral. Wood is much cheaper and produces less polluted smoke compared to coal. Coal is made from carbon while wood are composed of cellulose, lignin,etc.