Both, Ice and Dry Ice are used for their cooling properties. The key differences between ice and dry ice lie in their chemical structures, properties and their contradictory temperatures.

Water Cycle or Hydrologic Cycle or the H2O cycle describes the continuous movement of water from on, above and below the surface of Earth. It is the journey, which water takes as it circulates from the land to...

An alloy is a metallic substance made by combination of metal with other types of elements. It is generally done in order to enhance properties like strength, ductility, corrosion resistance, etc. An ore is a...

Perennial rivers are those rivers which exhibit a continuous flow of water throughout the year except during extreme drought. On the other hand, non-perennial rivers are those rivers which have no flow for at...

Delta is a sedimentary deposit formed at mouth of some rivers. It is usually triangular in shape. On the other hand, an estuary is a semi-enclosed body of water where fresh water meets the ocean.