Assume That the Cities Lie on the Same North-South Line $\frac { 14 } { 5 } \pi$

question 9

Multiple Choice

Assume that the cities lie on the same north-south line and that the radius of the earth is 6400 km.
-The minute hand of a clock is 7 inches long. What distance does its tip move in 24 minutes? Give an exact answer.

• A) \(\frac { 14 } { 5 } \pi\) in.
• B) \(\frac { 4 } { 35 } \pi\) in.
• C) \(\frac { 2 } { 35 } \pi\) in.
• D) \(\frac { 28 } { 5 } \pi \mathrm { in }\).

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Definitions:

Separation

The process or state of being apart from something or someone, often used to describe the emotional process of detaching from a person, place, or thing.

Earlier

Occurring before a specified time or event.

A-not-B Error

A cognitive error observed in infants where they search for an object where it was previously found rather than its new location after observing it being moved.

Object Permanence

Object permanence is the understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed, a crucial milestone in cognitive development during infancy.