Teacher:In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Teacher: Now, understand the problem? Solve this instance: In the physical sciences , mass and weight are different .
Student:
In the physical sciences , the terms " mass " and " weight " are rigidly defined as separate measures , as they are different physical properties .