Explanation

• Term coined: "Cultural lag"
• Who: American sociologist William F. Ogburn
• Date: 1922
• Book: Social Change with Respect to Culture and Original Nature
• Definition: The time it takes for non-material culture (values, laws) to catch up with rapid advances in material culture (technology)

Explanation

• The Sapir–Whorf theory relates language most directly to Language, thought, and perception.
• The idea was first expressed explicitly by 19th-century thinkers
• Founders: Wilhelm von Humboldt and Johann Gottfried Herder

Explanation

Franz Boas is regarded as the Father of sociocultural anthropology.

• German-American anthropologist (1858–1942)
• Born: July 9, 1858, Minden, Prussia (Germany)
• Died: December 21, 1942 (aged 84), New York City, U.S.

Additional information 

• Anthropology is the scientific study of human beings.
• It covers all humans across time, including past, present, and future societies.

Explanation

• Marconi invented Radio.
• Radio was invented in 1895.
• Guglielmo Marconi was an Italian inventor.

Last verified on 12-08-2026

Explanation

• Sergen Brin & Larry Page is the founder of Google.
• Sergey Brin is the real owner of Google.
• Google, a US multinational technology company.
• It is a type of search engine operating since 1997.
• It was founded in the year: September 4, 1998
• The Headquarters of Google is located in the city of California.
• Parent organization: Alphabet Inc.

Last verified on 31-03-2026