CER Claim Evidence Reasoning CER Claim A 1

CER Claim, Evidence, Reasoning

CER • Claim • A 1 -2 sentence answer to the question you are investigating. • When possible it should describe the relationship between the independent (manipulated) and dependent (responding) variables. • Evidence • Sufficient: Enough to support the claim • Appropriate: Use data that supports the claim, leave out information that may not. • Qualitative (characteristics), quantitative (numbers), or both if available. • Reasoning • Explains how or why the data supports your claim. • Provides justification for why the evidence is important. • Incorporates scientific principles important to the claim or evidence.

EXPLAIN THE SCIENTIFIC THEORY FOR THE CREATION OF THE UNIVERSE (BIG BANG THEORY) USING EVIDENCE • The Big Bang Theory… • Claim: • A 1 -2 sentence statement that describes the scientific theory of the big bang

• Evidence EXPLAIN THE SCIENTIFIC THEORY FOR THE CREATION OF THE UNIVERSE (BIG BANG THEORY) USING EVIDENCE • Describe scientific data that supports your claim (pick 2 of the following): ❏ expansion of the Universe ❏ Hubble’s Law ❏ red-shift of galaxies ❏ composition of stars and the ratio of hydrogen to helium in the Universe today ❏ discovery of cosmic background radiation

• Reasoning EXPLAIN THE SCIENTIFIC THEORY FOR THE CREATION OF THE UNIVERSE (BIG BANG THEORY) USING EVIDENCE • Restate your claim • How does your evidence support BBT? • Write a concluding sentence