Combustion Crossword Puzzle

QUESTIONS LIST: combustion : something burning, transfers : heat always _ from hot to cold, chemistry : deals with matter and energy, reactants : the starting chemicals of a reaction, carbon dioxide : one of the products of combustion, factor : a conversion _ helps you with unit conversions, endothermic : reaction that consumes energy or heat, joules : unit to measure heat, water : one of the products of combustion, calorimetry : system to measure energy during a chemical reaction, products : the resulting chemicals from a reaction, carbon : must be present in the chemical formula of anything combustible, calorimeter : device to measure energy, oxygen : if this element is missing, there will be no combustion, calories : units to measure nutritional energy, exothermic : reaction that produces energy or heat, energy : with this you can do work, reaction : chemical combination of substances resulting in new products, heat : energy transferred, yield : the arrow in a chemical equation