1: UV wave.
2: green.
(I hope this helped.)
Answer:
i think it is.. a mass of cancer cells
Explanation:
The only one that makes sense is size. because there could be other minerals the same size. so size wouldn't be a property to help identify
if we wipe out an animals natural habitat, or introduce new wildlife the animals could die. This could cause a major problem in the areas ecosystem. That is what i know, and i think that major problems would happen, like to many of one species, which takes all the food from the other species, causing major problems, and even more animals to die.