ChalkLabBeta Testing
Master C2-level vocabulary related to cosmic objects. Highly precise, academic mastery.
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Which word means "A region of the solar system beyond Neptune containing small icy bodies"?
Which word means "An extremely luminous active galactic nucleus powered by a supermassive black hole"?
Which word means "A theoretical spherical cloud of small icy bodies surrounding the solar system"?
Which word means "The outermost layer of the sun's atmosphere, visible during an eclipse"?
Which word means "The plane of the Earth's orbit around the sun"?
Which word means "The apparent shift of an object's position when viewed from different angles"?
Which word means "A rotating neutron star that emits regular pulses of electromagnetic radiation"?
Which word means "A unit of distance approximately equal to the Earth-Sun distance"?
Which word means "A unit of distance equal to about 3.26 light-years"?
Which word means "A high-energy particle from outer space striking Earth's atmosphere"?
Which word means "A small rocky body in outer space that may become a meteor upon entering the atmosphere"?
Key words and definitions covered in this exercise
kuiper belt
A region of the solar system beyond Neptune containing small icy bodies
quasar
An extremely luminous active galactic nucleus powered by a supermassive black hole
oort cloud
A theoretical spherical cloud of small icy bodies surrounding the solar system
corona
The outermost layer of the sun's atmosphere, visible during an eclipse
ecliptic
The plane of the Earth's orbit around the sun
parallax
The apparent shift of an object's position when viewed from different angles
pulsar
A rotating neutron star that emits regular pulses of electromagnetic radiation
astronomical unit
A unit of distance approximately equal to the Earth-Sun distance
parsec
A unit of distance equal to about 3.26 light-years
cosmic ray
A high-energy particle from outer space striking Earth's atmosphere
meteoroid
A small rocky body in outer space that may become a meteor upon entering the atmosphere
Master C2-level vocabulary related to cosmic objects. Highly precise, academic mastery. Includes 11 multiple choice questions. 11 vocabulary words included....
Which word means "A region of the solar system beyond Neptune containing small icy bodies"?
Which word means "An extremely luminous active galactic nucleus powered by a supermassive black hole"?
Which word means "A theoretical spherical cloud of small icy bodies surrounding the solar system"?
Which word means "The outermost layer of the sun's atmosphere, visible during an eclipse"?
Which word means "The plane of the Earth's orbit around the sun"?
Which word means "The apparent shift of an object's position when viewed from different angles"?
Which word means "A rotating neutron star that emits regular pulses of electromagnetic radiation"?
Which word means "A unit of distance approximately equal to the Earth-Sun distance"?
Which word means "A unit of distance equal to about 3.26 light-years"?
Which word means "A high-energy particle from outer space striking Earth's atmosphere"?
Which word means "A small rocky body in outer space that may become a meteor upon entering the atmosphere"?
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