A 500-N Box Is Sliding on a Rough Horizontal Floor,and the the Only

question 14

Multiple Choice

A 50.0-N box is sliding on a rough horizontal floor,and the only horizontal force acting on it is friction.You observe that at one instant the box is sliding to the right at and that it stops in 2.25 s with uniform acceleration.What magnitude force does friction exert on this box?

• A) 3.97 N
• B) 8.93 N
• C) 38.9 N
• D) 50.0 N
• E) 490 N

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Definitions:

Filtration Membrane

A barrier that separates particles based on size, allowing some to pass while blocking others, specifically in the context of biological systems like the kidneys.

Podocytes

Specialized cells in the kidneys that wrap around capillaries of the glomerulus, playing a key role in the filtration of blood to form urine.

Urinary Bladder

An organ that stores urine excreted by the kidneys before disposal via urination.

Urethra

The duct through which urine is discharged from the bladder to the exterior of the body in most mammals.