Answer: isotopes is the answer to this question
Answer:
True
Explanation:
for a substance to be a mineral it must be a naturally occurring inorganic crystalline solid that has a characteristics chemical composition and Crystal structure
Answer:
A volcano
Explanation:
Is a vent or fissure in the Earth's surface through which molten rock and gases are expelled. Molten rock is called magma.
Explanation:
it's pretty much a community of any living organism that live and interact with eachother depending on a specific environment
