ACTAdvanced (700+)Frequency: 1 passage (7 questions)
ACT Science Conflicting Viewpoints Strategy
The Conflicting Viewpoints passage in ACT Science features 2-4 scientists or students presenting competing theories. There are few or no graphs; questions test comparing hypotheses, identifying shared assumptions, and testing new evidence.
Core Formula & Concept Cheat Sheet
1Rule 1: Underline the core mechanism proposed by each scientist.
2Rule 2: Identify what all scientists AGREE on (common baseline).
3Rule 3: Test new experimental findings against each scientist's mechanism.
The 700+ Score Trap
Trying to understand every technical term instead of isolating each scientist's unique mechanism.
Test Your Mastery
Official Exam FormatLive Interactive Practice Drill
Scientist 1 argues that dinosaur extinction was caused by an asteroid impact generating an atmospheric dust shroud.
Scientist 2 argues that massive volcanism (Deccan Traps) caused prolonged global cooling and acid rain.
Which observation would support Scientist 1 while weakening Scientist 2?
Frequently Asked Questions
Where should I do the Conflicting Viewpoints passage?
Many top scorers save it for last since it requires reading comprehension rather than fast data extraction.