Questions

Salinity is often high in enclosed seas, this is due to high temperature, rapid evaparation and little inflow of fresh water.

TRUE, the compounds are formed as a result of chemical change.

Helium has the lowest freezing point of all the elements. When coming to metals, mercury has the lowest freezing point of all the metals.

Federalism ::

Federalism is a system based upon democratic rules and institutions in which the power to govern is shared between national and provincial/state governments, creating what is often called a federation.

Federalism is a political concept in which a group of members are bound together with a governing representative head. 

Federalism enables the state and the national government to share power.