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Massachusetts Comprehensive Assessment System

2013, High School Technology/Engineering

  Question 45: Open-Response  
An isometric drawing of a metal block is shown below. All the holes pass completely through the block.
Shows a view of a rectangular block. The long side is labeled “front.”  Three holes pass vertically through the top of the block.
  1. In your Student Answer Booklet, draw and label the front, top, and right side views of the block. Include all hidden lines. Make your drawing in proper proportion.
  2. Which of these two types of drawings, the isometric drawing shown or your drawing from part (a), would an engineer give to a machinist to make a prototype of the block? Explain your answer.

Scoring Guide and Sample Student Work
Select a score point in the table below to view the sample student response.

ScoreDescription
4 The response demonstrates a thorough understanding of how to analyze and produce pictorial drawings. The response produces an accurate orthographic projection of the object and provides a clear explanation as to why an orthographic projection would be the better drawing to use to make a prototype.
4
3
The response demonstrates a general understanding of how to analyze and produce pictorial drawings.
2
The response demonstrates a limited understanding of how to analyze and produce pictorial drawings.
1
The response demonstrates a minimal understanding of how to analyze and produce pictorial drawings.
0 Response is incorrect or contains some correct work that is irrelevant to the skill or concept being measured.

Note: There are 2 sample student responses for Score Point 4.

High School Technology/Engineering

Question 11: Construction and Manufacturing
Question 23: Fluid and Thermal Systems
Question 33: Fluid and Thermal Systems
Question 44: Electrical and Communication Systems
Question 45: Engineering Design

Return to the MCAS 2013 Student Work Directory



Last Updated: November 1, 2017
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