Three Identical Balls Are Tied by Light Strings to the Same

question 99

Multiple Choice

Three identical balls are tied by light strings to the same rod and rotate around it, as shown below.Rank the balls according to their rotational inertia, least to greatest.

• A)1, 2, 3
• B)3, 2, 1
• C)3, then 1 and 2 tie
• D)1, 3, 2
• E)All are the same

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Definitions:

Renal Pyramid

One of a number of pyramidal masses seen on longitudinal section of the kidney; they contain part of the loops of Henle and the collecting tubules.

Renal Papilla

The tip of the renal pyramid in the kidney that extends into the renal pelvis, through which urine flows into the ureter.

Metabolic Wastes

Substances left over from metabolic processes (like carbon dioxide, urea, and lactic acid) that need to be eliminated from the body.

Vitamin E

A group of fat-soluble compounds with antioxidant properties, important for immune function and preventing oxidative stress.