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# Massachusetts Comprehensive Assessment System

## 2013, High School Technology/Engineering

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

ScoreDescription
4 The response demonstrates a thorough understanding of the relationship between force, pressure, and motion in a hydraulic system. The response correctly calculates the pressure exerted by piston X. The response also correctly identifies the pressure on piston Y, explains the answer, calculates the force exerted on piston Y to support the load, and finds the distance that piston Y moves up for a given movement of piston X.
4
3
The response demonstrates a general understanding of the relationship between force, pressure, and motion in a hydraulic system.
2
The response demonstrates a limited understanding of the relationship between force, pressure, and motion in a hydraulic system.
1
The response demonstrates a minimal understanding of the relationship between force, pressure, and motion in a hydraulic system.
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.

Question 11:
Question 23:
Question 33:
Question 44:
Question 45: