A Very Small 100-G Object Is Attached to One End

question 86

Multiple Choice

A very small 100-g object is attached to one end of a massless 10-cm rod that is pivoted without friction about the opposite end. The rod is held vertical, with the object at the top, and released, allowing the rod to swing. What is the speed of the object at the instant that the rod is horizontal?

• A) 0.71 m/s
• B) 4.0 m/s
• C) 1.4 m/s
• D) 2.8 m/s

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Definitions:

Locations

Specific places or positions within a given space or area.

Zygote

The initial cell formed when two gamete cells are joined by means of sexual reproduction, containing genetic information from both parents.

Gamete

A mature sexual reproductive cell, such as a sperm or egg, that unites with another cell to form a new organism.

Random Chromosome Alignment

The process during meiosis where chromosomes arrange themselves randomly at the equatorial plate, which contributes to genetic variation.