Universal solvent is water (the one who dissolves the solute )
solute (the one that is dissolving )
the best describes a solid such as sugar dissolve in water to form a solution is a solute.
They are all rock with different size and shapes and are located in different areas possibly in the same areas but they all have there own unique textures from the photographs and 3 of them look like maybe a fossil of some type of when the dinosaurs where still around and the rocks on the top left corner look smooth and are a small type of igneous rocks. That have been soothed over the years.
+/+ = mutualism
+/0 = commensalism
+/- = parasitism or predation
The railroad industry used coal to power steam engines, allowing businesses to build more factories for the production of goods.
Explanation:
It is also during the 1800s that the use of coal power enabled the smelting of iron and steel, in addition to the powering of steam engines. Coal and steam engines enabled the building of railroads to transport goods from industries.
Before the discovery of coal in the 1600s, energy was sourced from water wheels and the burning of biomass.
In addition. 1950s saw coal production decline to its lowest levels because it was overtaken by petroleum as the main source of energy.
Learn More:
For more on coal check out;
brainly.com/question/8721445
brainly.com/question/13440007
#LearnWithBrainly