Astronomy Quiz – Page 4 – Bethea Astrology

Black Holes, Pulsars & Dark Matter!

Reach for the stars—take this astronomy quiz and explore the universe like never before!


        
                    

                
            
#1. What is the cosmic microwave background? 
        
            
                
                    
                    Radiation left over from the Big Bang, filling the universe
                
                Radiation left over from the Big Bang, filling the universe            
        
        
            
                
                    
                    Light from the Sun reflected by planets
                
                Light from the Sun reflected by planets            
        
        
            
                
                    
                    Magnetic energy from black holes
                
                Magnetic energy from black holes            
        
        
            
                
                    
                    Heat generated by stars as they burn out
                
                Heat generated by stars as they burn out            
        
The cosmic microwave background is the faint thermal radiation left over from the Big Bang, providing evidence of the universe’s early state.
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