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Hace 1 día · Science is a rigorous, systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the world. Modern science is typically divided into three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; the social sciences (e.g., economics, psychology, and sociology), which study individuals ...
Hace 2 días · Africa. Africa is the world's second largest and second-most populous continent after Asia. At about 30.3 million km 2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth 's land area and 6% of its total surface area. [7] With 1.4 billion people [1] [2] as of 2021, it accounts for about 18% of the world's human ...
Hace 2 días · 2.4 million (2016) [9] Dementia is a syndrome associated with many neurodegenerative diseases (most commonly Alzheimer's ), which is characterized by a general decline in cognitive abilities that impacts a person's ability to perform everyday activities. This typically involves problems with memory, thinking, behavior, and motor control. [10]
Hace 2 días · Venus of Hohle Fels, Germany, oldest known sculpture of a human being, 42.000–40.000 BP Dying Gaul, or The Capitoline Gaul, a Roman marble copy of a Hellenistic work of the late 3rd century BCE, Capitoline Museums, Rome Assyrian lamassu gate guardian from Khorsabad, c. 800 –721 BCE Michelangelo's Moses, (c. 1513–1515), San Pietro in Vincoli, Rome, for the tomb of Pope Julius II Netsuke ...
Hace 6 días · C ( pronounced / ˈsiː / – like the letter c) [6] is a general-purpose computer programming language. It was created in the 1970s by Dennis Ritchie, and remains very widely used and influential. By design, C's features cleanly reflect the capabilities of the targeted CPUs. It has found lasting use in operating systems, device drivers, and ...
Hace 3 días · The universe is all of space and time [a] and their contents. [10] It comprises all of existence, any fundamental interaction, physical process and physical constant, and therefore all forms of energy and matter, and the structures they form, from sub-atomic particles to entire galaxies. Space and time, according to the prevailing cosmological ...
Hace 1 día · Disability. Disability is the experience of any condition that makes it more difficult for a person to do certain activities or have equitable access within a given society. [1] Disabilities may be cognitive, developmental, intellectual, mental, physical, sensory, or a combination of multiple factors. Disabilities can be present from birth or ...
