Substances change states when they move between solid, liquid, and gas forms. When a substance changes from one state of matter to another, its mass THIS IS SCIENCE BY THE WAY

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.

answer///unconditioned stimulus;