SAT Reading and Writing Practice Question #2821 (Medium) | Test Citadel
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SAT Reading and Writing Difficulty: Medium

Digital SAT Reading and Writing Practice Question #2821

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While researching the aerodynamics of dimpled golf balls, a student has taken the following notes: - Smooth spheres experience massive aerodynamic drag due to boundary layer separation. - Dimples on a golf ball induce turbulent boundary layers that cling closer to the ball. - This reduces the low-pressure wake and cuts air resistance roughly in half. The student wants to explain why golf balls feature dimpled surfaces. Which choice most effectively uses relevant information from the notes to accomplish this goal?
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Focus strictly on the student's goal. Eliminate any answer that is too vague, irrelevant to the goal, or introduces information not found in the notes.

Masterclass Solution & Distractor Trap Analysis

Choice A directly fulfills the goal to explain why golf balls feature dimpled surfaces using specific details from the student's notes....

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

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