Technology

           CHILD MARRIAGE   Child marriage is a formal or informal marriage or similar union between a child under a certain age (usually 18) and an adult or other gender inequality child. A poster warning against child marriage, in a refugee camp in the Kurdistan Region of Iraq.     Although the age of majority (legal adulthood) and marriageable age are usually designated at age 18, both vary across countries, and therefore the marriageable age may be older or younger in a given country. Even where the age is set at 18 years, cultural traditions may override legislation and many jurisdictions permit earlier marriage with parental consent or in special circumstances, such as teenage pregnancy. Child marriages violate the rights of children and have widespread with long-term consequences for child brides and child grooms.For girls, in addition to mental health issues and a lack of access to education and career opportunities, this include...

                           Child Labour Child labour  refers to the exploitation of children through any form of work that deprives children of their childhood, interferes with their ability to attend regular school, and is mentally, physically, socially and morally harmful. Such exploitation is prohibited by legislation worldwide, although these laws do not consider all work by children as child labour; exceptions include work by child artists, family duties, supervised training, and some forms of child work practiced by  Amish  children, as well as  by indigenous children  in the Americas. Child labour has existed to varying extents throughout history. During the 19th and early 20th centuries, many children aged 5–14 from poorer families worked in Western nations and their colonies alike. These children mainly worked in agr...

                               PHYSICS Physics  is the  natural science  that studies  matter , [a]  its  fundamental constituents , its  motion  and behavior through  space and time , and the related entities of  energy  and  force . Physics is one of the most fundamental  scientific  disciplines, and its main goal is to understand how the  universe  behaves. Physics is one of the oldest  academic disciplines  and, through its inclusion of  astronomy , perhaps  the  oldest. Over much of the past two millennia, physics,  chemistry ,  biology , and certain branches of  mathematics  were a part of  natural philosophy , but during the  Scientific Revolution  in the 17th century these natural sciences ...