An Object Has a Position Given by = [2

question 294

Multiple Choice

An object has a position given by = [2.0 m + (5.00 m/s) t]
+ [3.0 m - (2.00 m/s²) t²]
,where quantities are in SI units.What is the speed of the object at time t = 2.00 s?

• A) 6.40 m/s
• B) 9.43 m/s
• C) 7.00 m/s
• D) 7.65 m/s
• E) 13.0 m/s

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Definitions:

Child's Age

The length of time since the birth of a child, often used as a basis for determining developmental stages, eligibility for certain programs, and educational placement.

Rites of Passage

Ceremonies or rituals marking important transitions or stages in a person's life, such as puberty, marriage, or death.

Non-normative Transitions

Life events that occur unpredictably or atypical from the standard developmental life stages, affecting the individual's life course.

Family Life Cycles

The stages through which a family progresses over time, including changes in family structure and roles.