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Which is the best definition of space?
(Entry 1 of 2) 1 : a period of time also : its duration. 2a : a limited extent in one, two, or three dimensions : distance, area, volume. b : an extent set apart or available parking space floor space.
What is the definition of space for kids?
definition 1: the area that contains the entire material world and its events. definition 2: the area that contains the entire universe beyond the earth; outer space.
What is the science definition of space?
In astronomy and cosmology, space is the vast 3-dimensional region that begins where the earth’s atmosphere ends. Space is usually thought to begin at the lowest altitude at which satellites can maintain orbits for a reasonable time without falling into the atmosphere.
What does space mean in English class?
space in British English (speɪs ) noun. the unlimited three-dimensional expanse in which all material objects are located. ▶ Related adjective: spatial. an interval of distance or time between two points, objects, or events.
Why is it called space?
Prior to Milton, the word “space” has its history in English stretching back as far as the 14th century, variously meaning “place, extent of time, territory, distance between two points.” The word descends from the Old French word “espace”, ultimately from the Latin “spatium”, with more or less the same meaning as its …
What’s an example of space?
The definition of a space is an empty, blank or available area. An example of space is an empty parking place. Space is the three-dimensional area around you, including the universe. An example of space is where stars and planets exist.
What is space in simple words?
First, some simple answers: space is everything in the universe beyond the top of the Earth’s atmosphere – the Moon, where the GPS satellites orbit, Mars, other stars, the Milky Way, black holes, and distant quasars.
What is space example?
The definition of a space is an empty, blank or available area. An example of space is an empty parking place. An example of space is the blank spot between two words written on paper.
How empty is space?
Outer space is not completely empty—it is a hard vacuum containing a low density of particles, predominantly a plasma of hydrogen and helium, as well as electromagnetic radiation, magnetic fields, neutrinos, dust, and cosmic rays.
Which is called space?
Space, also known as outer space, is the near-vacuum between celestial bodies. It is where everything (all of the planets, stars, galaxies and other objects) is found. On Earth, space begins at the Kármán line (100 km above sea level). However, the space near Earth is quite crowded by astronomical standards.
What are the 4 types of space?
Interpersonal distance. Hall described the interpersonal distances of humans (the relative distances between people) in four distinct zones: (1) intimate space, (2) personal space, (3) social space, and (4) public space.
Why is 99 empty space?
Atoms make up everything, but they also exist very, very far apart – and atoms themselves are more void than they are matter. Every atom has a nucleus surrounded by electrons. Every human on planet Earth is made up of millions and millions of atoms which all are 99% empty space.