Slanted Surfaces Without Friction: a Child on a Sled Starts

question 129

Multiple Choice

Slanted surfaces without friction: A child on a sled starts from rest at the top of a 15° slope. If the trip to the bottom takes how long is the slope? Assume that frictional forces may be neglected.

• A) 293 m
• B) 586 m
• C) 1130 m
• D) 147 m

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Definitions:

Water Loss

The process by which water exits the body, through means such as sweating, breathing, and urination.

Body

The physical structure of a living organism, comprising various systems and organs that work together to sustain life.

ADH Levels

Concentrations of Antidiuretic Hormone in the bloodstream, which regulates water balance in the body by affecting the kidneys.

Aldosterone Levels

Aldosterone levels indicate the concentration of aldosterone, a hormone involved in regulating sodium and potassium levels, and thus, blood pressure and fluid balance.