Guiding Question: How does the flow of weathered and dissolved
rock material towards the ocean affect the chemical composition (makeup)
of the ocean?
C
(Claim)
Write a statement that responds to
the question. (Your answer)
E
(Evidence)
Provide scientific data to support
your claim. Your evidence should
be appropriate (relevant) and
su�cient (enough to convince
someone that your claim is
correct). This can be bullet points
instead of sentences.
R
(Reasoning)
Use scientific principles and
knowledge that you have about the
topic to explain why your evidence
(data supports your claim.) In
other words, explain how your data
proves your point? (In a
paragraph)