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3ScienceU1

HMH Science Unit 1 3rd Grade

QuestionAnswer
constraint a real-world limit on the resources of a solution such as time, money, or materials
criteria/criterion the desired features of a solution
engineer a person who uses science and math to design structures, machines, and systems to solve problems
technology engineered products and processes that meet a want or need
solution to solve a problem
device a thing made for a certain purpose
redesign design again in a different way
research study and investigate a topic
communicate share and/or exchange information with others
prototype a first model of something that is tested and improved upon
irrigation system a way of giving plants a controlled amount of water
Created by: aihara99