1.boiling of egg is chemical change as egg can`t be regained in to yolk.as old bonds are broken and new bonds are formed.example coal when heated then ash can`t be converted back.


2.squirrel is herbivore because it eats producers and herbivores eat producers.

3.compass needle rest because earth is a huge magnet lies in space north south vise so every navigation instrument and magnet will rest north south vise

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"Wa tu izzu man-ta shaa, wa tu zillu man-ta shaa"