SAT Reading and Writing Practice Question #2778 (Medium) | Test Citadel
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SAT Reading and Writing Difficulty: Medium

Digital SAT Reading and Writing Practice Question #2778

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While researching the discovery of cosmic microwave background radiation, a student has taken the following notes: - In 1964, Arno Penzias and Robert Wilson detected a persistent background noise using the Holmdel Horn Antenna. - The noise was uniform across all directions in the sky. - Astrophysicists identified the radiation as the thermal relic of the Big Bang. - This discovery won Penzias and Wilson the 1978 Nobel Prize in Physics. The student wants to identify the origin of the radio noise discovered by Penzias and Wilson. Which choice most effectively uses relevant information from the notes to accomplish this goal?
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Socratic AI Engine Step-by-Step Derivation
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⚡ 15-Second Desmos Speed Hack

Rhetorical Synthesis Shortcut: Read ONLY the prompt goal first! The correct choice is almost always the only option that directly fulfills the specific prompt goal (e.g. 'emphasize', 'introduce', 'contrast') rather than just repeating a random fact from the notes.

Masterclass Solution & Distractor Trap Analysis

Choice A directly fulfills the student's goal to identify the origin of the radio noise discovered by Penzias and Wilson while accurately synthesizing the provided notes without irrelevant details....

Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...

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