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2024 Solar Eclipse

Astronomical Vocabulary/Terms

QuestionAnswer
What is the study of everything in the universe beyond Earth's atmosphere? Astronomy
What is the total or partial hiding of a planet, star, or moon by another? eclipse
What is the path of the moon circling the Earth called? orbit
What is the shape of the Earth? sphere
What is a repeating series of changes (stages)? phases
What is the name of the large star that heats our planet? sun
What celestial body shines on Earth by reflecting light from the sun? moon
What do we call an event that proceeds by steps or degrees? gradual
What kind of moon appears shortly after sunset, and appears as thin curved outline of the moon. new moon
What is the moon called when its whole disk is lighted? full moon
What is the shaded area of the sun called during a eclipse? umbra
What is the partial shadowing surrounding a perfect shadow (as in an eclipse)? penumbra
What are the tiny beads of light effects during an eclipse? Baily's Beads effect
What is the name of the effect of the sun's light bursting from the first place that becomes uncovered from the shadow during and eclipse. Diamond Ring effect
What do we call the track of the moon's shadow across the Earth's surface? Path of Totality
What is a unit of measure for angles and arcs? degrees
What is a flat or level surface? plane
What is the line of intersection between the orbit and ecliptic planes? Line of Nodes
What is the point farthest from the center of the Earth (or moon)? apogee
What is the great circle of celestial sphere on which the sun appears to move among the stars? ecliptic
What is forming a ring? annular
What do we call heat and light generated from the sun? solar
What do we call the time related to moon's revolution. lunar
What do we call animal that are primarily active during the night? nocturnal
What is the outermost part of a star (as the sun)? Sun's Corona
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