Answer:
I think that it is (b) she graphs the relationship between rainfall speed and time using graphing paper
Explanation:
As the molten lava arises from the depths of the ocean, the old oceanic crust either converges with other crust, or is recycled back into the mantle to become Molten.
Yes a mixture can be made up of only elements and no compounds because you can have gold, nickel and palladium or platinum to form white gold
Answer:
stromatolites
Explanation:
Stromatolites or stromatoliths are layered mounds, columns, and sheet-like sedimentary rocks that were originally formed by the growth of layer upon layer of cyanobacteria, a single-celled photosynthesizing microbe. Fossilized stromatolites provide records of ancient life on Earth.