If the sky is the couler of the see, why is the parts of the world that don’t have the big see beneath them the ocular

Question: If the sky is the couler of the see, why is the parts of the world that don't have the big see beneath them the ocular it is ??
- Keywords:
  colour,
  sea,
  space,
  vision
Asked by bioninjas to Ben on 12 Mar 2012.
- Ben Smart answered on 12 Mar 2012:
  
  The colour of the sky doesn’t depend on what the colour of the sea or ground is below it. The sky is blue because the chemicals in the air only let blue light pass through the air (the light comes from the sun and passes through the air before we can see it).

Question: If the sky is the couler of the see, why is the parts of the world that don't have the big see beneath them the ocular it is ??