Obj 4: Quiz 1 Crossword
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
 
 
Down: 1) upward force resulting in object floating2) amount of space an object takes up whose units are expressed in liters3) resistance of a fluid to flow7) mass/volume9) substance made of only one kind of atom; ex: carbon or hydrogen10) subatomic particle that has no charge Across: 4) substance made of two or more elements5) amount of matter in an object whose units are expressed in grams6) substance made of tow or more elements8) subatomic particle that has a negative charge11) central part of atom; contains protons and nuetrons12) anything that has mass and takes up space13) subatomic particle that has a positive charge14) smallest part of an element
 

 

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