Question

Is there any difference between wood and coal in items of physical science

Answer 1

Answer:

Explanation: Wood and coal have the difference in the term of physical state. The wood molecule is closely packed whereas coal is not so .

Explanation:

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, sound - electro