Answer:
The first three look like clear quartz then the last two might be obsidian
Explanation:
Tried my best hope this helps!
Answer:
crushing, roasting, magnetic, speparatipn, flotation, and leaching.
Explanation:
typical beneficiation processes include crushing, roasting, magnetic separation, flotation, and leaching. Second, additional processes such as smelting and alloying are used to produce the metal that is to be <u><em>fabricated into parts that are eventually assembled into a product.</em></u>
Its b. Ecosystem
Population is the number of a species in an area, it has nothing to do with physical characteristics.
Abiotic is just an adjective meaning not alive
Competition is just the interactions between organisms in the struggle for food, water, space, mates, and many other things again not physical characteristics