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Sciences ACT - Astronomie et sciences aérospatiales
Ici, vous apprendrez quelques mots anglais liés à l'astronomie et à la science aérospatiale, tels que "rover", "probe", "flare", etc. qui vous aideront à réussir vos ACT.
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a scientist who studies or observes planets, stars, and other happenings in the universe
astronome
a scientist who studies the physical properties and phenomena of celestial objects and the universe as a whole
astrophysicien
a building with a dome in which moving images of planets, starts, and constellations are projected for educational or entertainment purposes
planétarium
a building where scientists observe stars, meteors, the weather, etc. using equipment such as telescope
observatoire
any of the rocky bodies orbiting the sun, ranging greatly in diameter, also found in large numbers between Jupiter and Mars
astéroïde
a piece of rock or metal from space that has hit the surface of the earth
météorite
to move around a star, planet, or a large object in space
orbiter autour de
an exploding star that as a result is emitting a very large amount of light, more than the sun
supernova
a specific group of stars that form a pattern and have a name related to their shape
constellation
an object in space that is a mass of ice and dust and when it nears the sun it starts illuminating in the shape of a tail
comète
a small, dense, and faint stellar remnant that is left after a medium-sized star exhausts the nuclear fuel in its core and undergoes gravitational collapse
nain blanc
a region in the solar system located between the orbits of Mars and Jupiter, populated by numerous small celestial bodies called asteroids
ceinture d'astéroïdes
the process by which the surface of an object, such as a comet or an asteroid, erodes or vaporizes due to the effects of solar radiation and other environmental factors
ablation
the outer layer of the Sun's atmosphere, observable as a plasma halo during a solar eclipse
couronne
a sudden, brief burst of increased brightness observed from the sun's surface, usually accompanied by a burst of energy and radiation
éruption solaire
related to or characteristic of planets or the solar system
planétaire
a unit of mass used in astronomy, defined as the mass of the Sun
masse solaire
relating to or originating from outside the Earth or its atmosphere
extraterrestre
the visible surface of a star, including the Sun, where energy is emitted as light and other forms of electromagnetic radiation
photosphère
situated or occurring between stars or within the space that exists between stars
interstellaire
a glowing cloud of gas and dust in outer space, often the result of a star explosion or formation
nébuleuse
a natural light display in the Earth's polar regions, caused by the collision of charged particles from the sun with atoms in the Earth's atmosphere
aurore
a celestial body that orbits the Sun and has sufficient mass for its gravity to pull it into a nearly spherical shape
planète naine
an unmanned spacecraft used to gather information from space and send it back
sonde spatiale
to send an object, such as a satellite, missile, etc., into space
lancer
a designated area at a spaceport or rocket launch site where rockets or spacecraft are positioned and prepared for liftoff
aire de lancement
a robotic vehicle designed to move across the surface of a celestial body to conduct scientific experiments and gather data
rover
the motion of one celestial body around another in a fixed path or orbi
révolution
the science and practice of designing, building, and operating aircraft, including airplanes and spacecraft
aéronautique
a type of solar eclipse where the moon, passing between the earth and the sun, appears smaller than the sun, creating a ring of sunlight around the darkened moon
éclipse annulaire
a model of the celestial sphere, historically used to depict and study the positions of celestial objects, consisting of a series of hoops representing important circles in the sky
sphère armillaire
a small, natural glassy object formed from terrestrial debris ejected during meteorite impacts, known for its smooth texture and found in strewn fields across the Earth's surface
tektite
