When you think of a channel think of trade. Or boats going up and down a stream, a channel is a body of water.
The "<span>facial feedback hypothesis" </span>proposes that the emotion we experience is influenced by feedback from facial muscles or skin.
The facial feedback hypothesis expresses that facial development can impact passionate experience. For instance, a person who is compelled to grin amid a get-together will really come to discover the occasion a greater amount of a pleasant affair.
When reading a graduated cylinder, a proper way to do it is to read at the level of the lower or upper meniscus. It is the curve formed at the upper part of a particular liquid that is close the surface of its container. This is caused by the surface tension. It can be in a concave or convex form depending on the characteristics of the liquid. It is important especially in performing laboratory experiments as it indicates the true level of the liquid in the container. When reading from apparatus, the lower meniscus or the upper meniscus is taken as the correct reading otherwise you would record a wrong data.
Babylonia had three social classes: the awilu, an upper class consisting of free persons; the mushkenu, who were free individuals of low estate and the wardu, who were slaves. Babylonia was ruled by a king, assisted by nobles from the upper class of awilu.