Systems Crossword Puzzle

QUESTIONS LIST: chemistry : understanding the way matter is composed and behaves, system : parts working together to perform a function, boundaries : limits of a system, quantitative : observation using data and measurements, physics : understanding the way matter and energy interact, subsystem : small system within a system, components : parts & pieces needed to make the system operate, biotic : living or once living, qualitative : observations using your five senses, engineering : designing, building and using technology, biology : study of life, inference : an educated guess, prediction : an inference based on future events, abiotic : non-living and never having been alive, technology : the application of science for practical purposes, science : the study of the physical and natural world, output : what a system produces, input : what a system needs to operate.