Examlex
A first rapid increase of oxygen in the atmosphere (the First Great Oxidation Event) occurred about ____ years ago.
Cobalt-Blue Porcelain
Porcelain wares characterized by their vibrant cobalt-blue decorations under a transparent glaze, popular in East Asia and Europe.
David Vases
A pair of Chinese porcelain vases from the Yuan Dynasty, known for their intricate blue and white designs, regarded as important artifacts in the study of Chinese ceramics.
Early Examples
This term generally refers to the first instances or cases of something, often used to illustrate the origins or primitive forms of concepts, objects, practices, or ideas.
Guan Yu
A renowned general serving under the warlord Liu Bei in the late Eastern Han dynasty of China, later deified as a god of war and loyalty.
Q1: The three mechanisms cause air to rise
Q12: What are banded iron formations?
Q18: What kind of climate does the southeastern
Q22: The atmosphere has warmed by about _
Q23: A _ is an elongate hill of
Q44: The _ comprises an arid and semiarid
Q52: Water vapor that condenses when rising over
Q78: The largest source of air pollutants in
Q83: _ is the state of the atmosphere
Q84: Water becomes _ when it has cooled