Answer:
abiotic: cloud, ice, mountain, snow flakes
biotic: cactus, beetle, trees, snail
(1)
Explanation:
there are different divisions of the spinal cord but as a whole there are 31 segments
mass using E= mc^2 is = 0.007*(3E8)^2 = 6.3E14 Joules
hope this helps :)
mostly water
acidic solution