Explanation

Sublimation is the process in which water vapour directly condenses into solid form.

Condensation is the process of transformation of water vapour into water.

Evaporation is process by which water or a liquid is transformed from liquid to gaseous state.

Precipitation is the condensation of water vapor in air in form of water droplets or ice.

Explanation

Stainless steel is a alloys that contain a minimum of approximately 11% chromium, a composition that prevents the iron from rusting and also provides heat-resistant properties.

Explanation

Copper, silver, aluminum, gold, steel, and brass are common conductors of electricity.

The most highly conductive metals are silver, copper, and gold

Silver is the first-best conductor of heat.

Copper is the second-best conductor of heat.

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ND30-12-2022

Explanation

• The largest Coal Producing Country in the World in China
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• China is by far the leading hard coal producer worldwide, over the last three decades.
  
• the five leading coal-producing countries in the world.
  

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Explanation

Symbol of mercury: Hg

Atomic number: 80

Boiling Point: 356.7 C