Chapter 11 Earth Science Crossword
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
 
 
Down: 1) is electricity produced by flowing water.2) a factory in which crude oil is heated and separated into fuels and other products.3) are compounds that are made from oil. They are used to make plastics,paints, medicine and cosmetics.4) are chemical compounds that combine carbon and hydrogen.5) the process of burning a fuel.8) are energy-rich substances formed from the remains of organisms.9) adding alcohol gasoline. It can be used to fuel cars. Across: 3) another name for oil.6) The intense heat from the earth's interior that warms the magma. It is used to heat homes in Iceland, and can be used to generate electricity.7) energy from the sun.10) A change of one form of energy to another.11) fuels made from living things, like wood, leaves food wastes and manure.
 

 

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