Dolph Is 12-Years-Old, and He Regularly Runs Around with His

question 83

Multiple Choice

Dolph is 12-years-old, and he regularly runs around with his friends and gets a good amount of activity for 2 hours each day. According to the President's Council on Physical Fitness and Sports (2004) Dolph

• A) is at increased risk of significant bone or ligament damage due to his unusually high levels of physical activity.
• B) is getting less than the recommended amount of daily activity for a boy his age.
• C) is getting exactly as much activity as is recommended for a boy his age.
• D) is getting twice as much activity as is recommended for a boy his age.

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Definitions:

VSEPR

Valence Shell Electron Pair Repulsion theory, a model used to predict the geometry of individual molecules from the number of electron pairs surrounding their central atoms.

Lewis Structures

Diagrams that represent the valence electrons of atoms within a molecule, indicating the bonding between atoms and the lone pairs of electrons.

Elemental Symbol

A one or two-letter notation derived from the Latin name of a chemical element used to represent it in the periodic table, such as H for hydrogen.

Lewis Structure

Lewis structures, also known as Lewis dot diagrams, are a graphical representation of molecules showing how valence electrons are distributed among the atoms and indicating the bonds between atoms.