It would be C. because the student is using different amounts of fertilizer in each container
<em>Hi! :) :) The question statement says</em>: <u>"A Humpcnid Enocaom is made of two or more simple machines."</u>
<u></u>
The answer/def: <u><em>Compound Machine
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Hope this helps! <3
Answer:
B: Polyermase Chain Reaction
Explanation:
PCR is when we take a segment of DNA and multiply it! We can see that the number of DNA segments are increasing therefore it is PCR. Hope this helps!
On way to test a mineral is to break it and see how many directions of Cleavage it has