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Woordenschat voor IELTS Academic (Score 8-9) - Astronomy

Hier leert u enkele Engelse woorden met betrekking tot astronomie die nodig zijn voor het Academische IELTS-examen.

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Vocabulary for Academic IELTS (8)
quasar
[zelfstandig naamwoord]

a highly energetic celestial object emitting powerful radiation from the center of a galaxy, often associated with a supermassive black hole

quasar, kwasar

quasar, kwasar

Ex: Researchers study the variability quasar brightness to gain insights into their dynamics .
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kuiper belt
[zelfstandig naamwoord]

a region beyond Neptune in the solar system containing icy objects like dwarf planets, asteroids, and comets

kuipergordel, kuiperzone

kuipergordel, kuiperzone

Ex: Ongoing research aims to identify and characterize more objects within the Kuiper Belt to enhance our knowledge of the outer solar system.
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oort cloud
[zelfstandig naamwoord]

a distant, hypothetical region surrounding the solar system, thought to harbor icy bodies and comets

Oortwolk, Oort-cloud

Oortwolk, Oort-cloud

Ex: The Oort Cloud is a key component in models of solar system formation and dynamics, influencing the distribution of comets in our cosmic neighborhood.
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corona
[zelfstandig naamwoord]

the outer layer of the Sun's atmosphere, observable as a plasma halo during a solar eclipse

corona, zonneschijn

corona, zonneschijn

Ex: corona's magnetic fields contribute to the formation of solar prominences and eruptions .
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ecliptic
[zelfstandig naamwoord]

the apparent path that the Sun traces in the sky over the course of a year, which is also the plane of the Earth's orbit around the Sun

ecliptica, zonneband

ecliptica, zonneband

Ex: During a solar eclipse, the Moon crosses the ecliptic plane, aligning with the Sun and Earth.
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parallax
[zelfstandig naamwoord]

the apparent displacement or difference in the apparent position of an object when viewed along two different lines of sight, often used in astronomy to measure the distance of nearby stars

parallax, parallaxen

parallax, parallaxen

Ex: Astronomers use parallax method to estimate the distances to nearby galaxies , enhancing our understanding of the vastness of the universe .
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supernova
[zelfstandig naamwoord]

an exploding star that as a result is emitting a very large amount of light, more than the sun

supernova, exploderende ster

supernova, exploderende ster

Ex: Supernovae release enormous amounts of energy, producing heavy elements essential for planetary formation.
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pulsar
[zelfstandig naamwoord]

a highly magnetized, rotating neutron star that emits beams of electromagnetic radiation from its magnetic poles

pulsar, pulsarster

pulsar, pulsarster

Ex: Scientists pulsars as natural laboratories to study extreme physical conditions , such as strong magnetic fields and high rotation rates .
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troposphere
[zelfstandig naamwoord]

the lowest layer of Earth's atmosphere, extending from the surface up to an average altitude of about 8-15 kilometers

troposfeer, onderste atmosfeerlaag

troposfeer, onderste atmosfeerlaag

Ex: The troposphere contains the majority of the Earth's air mass and plays a crucial role in regulating the planet's climate.
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stratosphere
[zelfstandig naamwoord]

the atmospheric layer above the troposphere, where temperature generally increases with altitude and the ozone layer is situated

stratosfeer, stratosferisch niveau

stratosfeer, stratosferisch niveau

Ex: stratosphere is vital for preserving life on Earth by shielding the planet from harmful solar radiation .
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mesosphere
[zelfstandig naamwoord]

the atmospheric layer above the stratosphere, where temperatures decrease with altitude and it extends up to the mesopause

mesosfeer, mesosfeerlaag

mesosfeer, mesosfeerlaag

Ex: The Northern and Southern Lights , or auroras , are often visible in mesosphere near the poles .
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thermosphere
[zelfstandig naamwoord]

the atmospheric layer above the mesosphere, where temperatures increase with altitude and it extends to the exosphere

thermosfeer, thermosferische laag

thermosfeer, thermosferische laag

Ex: Communications satellites operate in thermosphere, taking advantage of its proximity to space .
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ionosphere
[zelfstandig naamwoord]

a layer in the upper atmosphere containing ions and free electrons, affecting radio communication and contributing to auroras

ionosfeer, ionenlaag

ionosfeer, ionenlaag

Ex: Auroras, like the Northern Lights, are produced when charged particles from the Sun interact with the ionosphere.
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exosphere
[zelfstandig naamwoord]

the outermost layer of Earth's atmosphere, transitioning to outer space, with extremely low gas densities

exosfeer, exosfere

exosfeer, exosfere

Ex: The International Space Station orbits within exosphere, experiencing a near-vacuum environment .
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magnetosphere
[zelfstandig naamwoord]

the protective magnetic field region around a celestial body, shielding it from solar wind and charged particles

magnetosfeer, magnetisch veld

magnetosfeer, magnetisch veld

Ex: Research on magnetosphere provides insights into the dynamics of magnetic fields on other celestial bodies .
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