Amanda Is Six Days Old

question 47

Multiple Choice

Amanda is six days old. Which of the following statements about Amanda's hearing is true?

• A) Amanda is more sensitive to the pitch of sound than an adult.
• B) Amanda is more able to hear low-pitched sounds than high-pitched sounds.
• C) Amanda is more able to hear high-pitched sounds than low-pitched sounds.
• D) Amanda cannot determine the general location from where a sound is coming.

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Definitions:

Polyester

A category of polymers made through a condensation reaction between a dicarboxylic acid and a diol, often used in fabrics and plastics.

Stereochemistry

The study of the spatial arrangement of atoms in molecules and the effect of this arrangement on the physical and chemical properties of those molecules.

Regiotactic

Describing the orderly regulation of substituent groups in polymer chains or molecules according to their position.

Copolymers

Polymers made up of two or more different monomer units, which can result in improved material properties compared to homopolymers.