Question

the passage below discusses some of the steps of an engineering - design challenge. select the part of the passage that describes the prototype. gwen notices that her pencil erasers break off too quickly. she wonders why this happens and thinks of ways she might fix the broken erasers. gwen wraps a small piece of tape around the sides of an eraser, hoping that this will make it stronger. gwen uses the pencil eraser multiple times and finds that it does not break. she sends an email to the pencil company to tell them about her design. they thank her for writing and tell her that they will commit to making stronger erasers in the future.

Explanation:

A prototype is an early - stage model of a product that demonstrates a concept or design. In this passage, Gwen wraps a small piece of tape around the sides of an eraser as a way to test her idea for making the eraser stronger. This taped - up eraser is her prototype.

Answer:

Gwen wraps a small piece of tape around the sides of an eraser, hoping that this will make it stronger.