Multiple choice

Cream gets separated out of milk when it is churned. This is due to ______.

  1. gravitational force

  2. centripetal force

  3. centrifugal force

  4. frictional force
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Separating cream from milk through churning relies on centrifugal force, an apparent outward force experienced in a rotating reference frame. Denser components of milk move outward, while the less dense fat particles (cream) gather in the center.

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