Ms Mills Holds Up a Picture of a Dog and Asks

question 12

Multiple Choice

Ms. Mills holds up a picture of a dog and asks her first graders,"What letter does this word start with?" Most of the students yell out,"D!" "You're absolutely right," Ms. Mills responds,"the word dog begins with a D." This interaction can best be described as:

• A)An IRE cycle.
• B)A backward design.
• C)An authentic activity.
• D)Learner-directed instruction.

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Definitions:

Nylon 6,6

A type of polyamide or nylon made from hexamethylene diamine and adipic acid, characterized by high strength and melting point.

Biodegradable Polymer

A type of polymer that can be broken down by biological processes, including microbial action, into natural substances like water and carbon dioxide.

L-Lactic Acid

The left-handed (levo) isomer of lactic acid, often involved in biological processes such as fermentation and muscle metabolism.

Polymers

Large molecules composed of repeated subunits (monomers), which can exhibit a wide range of physical and chemical properties depending on their composition and structure.