Digital ACT Science Practice Question #1538
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Major ice age cycles align with the 100,000-year eccentricity period.
The primary pacing of late Pleistocene glacial periods matches the 100,000-year eccentricity cycle....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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