Which two of these are chemical reactions? Tick two boxes.
 
 
 
 You
 dissolve a spoonful of sugar in water.
  
 
 
 Bread goes
 brown in the toaster.
  
 
 
 You take an
 ice lolly out of the freezer and it strats to melt.
  
 
 
 Frost forms on
 the grass an a cold night.
  
 
 
 You strike a
 match to light a Bunsen burner.