science
Grade-4-
Easy

Question

Identify the rock.

  1. Granite
  2. Phyllite
  3. Sandstone
  4. Pumice

Hint:

The given rock is a pumice stone.

The correct answer is: Pumice


    • Pumice stone is a volcanic rock.
    • It has an appearance like a sponge and numerous gas bubbles inside it.
    • It is lightweight and light grey to dark grey in color.  

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