Vocabulary Review Crossword
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
 
 
Down: 1) when thermal energy moves from one object to another through direct touching3) the "stuff" everything is made of4) a curved lens like the outside a sphere, thicker in the middle then on the edges5) an object in which all light is absorbed or reflected; no image can be seen7) the multicolored band of light that makes up white light8) when light bounces off of an object 11) a substance that allows most of the light to pass through it 12) something that bends light, but is not a lens13)  when light is bent as it moves through one kind of matter to another17) something that makes light20) object made of glass that refracts light Across: 2) any substance through which light rays travel6) object through which heat energy can move easily9) ability to cause change in the world of matter10) a curved lens like the inside of a sphere, thinner in the middle then on the edges11) when light passes through an object14) heat energy caused by the movement of tiny particles15) object through which heat energy does not move easily16) to soak in, as in light18)  a substance that allows some light to pass through it19) the measurement of how fast the particles in matter are moving20) straight line in which light travels
 

 

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