Digital ACT Science Practice Question #1511
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
v doubled -> F quadrupled (2.0 to 8.0 N).
Centripetal force is proportional to v^2. (2v)^2 = 4v^2, so force quadruples: 2.0 N -> 8.0 N....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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