An Object Is Thrown Vertically and Has an Upward Velocity

question 22

Multiple Choice

An object is thrown vertically and has an upward velocity of 18 m/s when it reaches one fourth of its maximum height above its launch point. What is the initial (launch) speed of the object?

• A) 35 m/s
• B) 25 m/s
• C) 30 m/s
• D) 21 m/s
• E) 17 m/s

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Definitions:

Genome

The complete set of DNA, including all of its genes, in an organism or cell.

Epigenetic Mark

A biological marker that is a result of changes in gene expression caused by mechanisms other than changes in the underlying DNA sequence.

DNA Molecule

The double-helix structure that contains the genetic instructions used in the development and functioning of all living organisms.

Double Helix

The structure of DNA, characterized by two spiraling strands connected by base pairs, resembling a twisted ladder.