A concave meniscus, which is what you normally will see, occurs when the molecules of the liquid are attracted to those of the container. This occurs with water and a glass tube. A convex meniscus occurs when the molecules have a stronger attraction to each other than to the container, as with mercury and glass.
Free French Forces. The Free French Forces (French: Forces franÃ§aises libres) were individuals or military units who joined Free France (la France libre), the resistance organisation founded by Charles de Gaulle in 1940 in London to continue the struggle against the Axis powers.
Vichy France fought for control over the French overseas empire with the Free French forces, which were aided by Britain and the U.S. By 1943, all of the colonies, except for Indochina, had joined the Free French cause. France and Britain declared war on Germany when it invaded Poland in September 1939.