GATE Questions

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In thermodynamics, deposition is a phase transition in which gases are directly transformed to solids without converting to liquids first.

For example, watervapour is directly changed to ice without first becoming to liquid water. In this process, heat is released making the process exothermic process.

The outer most electrons that are free to move are called valency electrons that are responsible for the conductivity in the metal atoms.

Sport played on horseback is called as Polo. It is the national sport of Iran.

'M' is used as a unit of molarity and stands for mole per litre i.e, number of moles of solute per liter of solution.

All the carbon atoms in glucose ultimately incorporated during cellular respiration into carbon dioxide molecules.

At the center of the sun, nuclear fusion converts hydrogen into helium, energy, and neutrinos. Nuclear fusion is a reaction in which two or more atomic nuclei are combined to form one or more different atomic nuclei and subatomic particles (neutrons or protons).

Therefore the answer for What travels around the world but stays in one spot is STAMP or any other thing that acts as a stamp does.

Ex. the letter in the envelope etc...

Since, Several things have the possibility, but the word travel evokes that it would move. 

The situation can be tackled by periodic cuts in supply, and urging people to conserve water. So both the courses follow.