Play the Scrambled Words game to learn the vocabulary words from our Astronomy list.
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Definition:
To mix up or jumble something in a confused way.
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Instructions
- Click on two letters to swap them.
- Use the definitions to help you learn the words.
- You have a limited number of swaps, so use them wisely.
- Change the background picture by clicking on button at the bottom of the game.
vocabulary list
| Word | Definition |
|---|---|
| Comet | Comets are celestial bodies composed of ice, rock, and dust that orbit the sun, developing a glowing coma and tail. |
| Nucleus | The nucleus of a comet is its solid core made up of ice, dust, and rock, typically a few kilometers in diameter. |
| Tail | A comet's tail is a long, glowing trail of gas and dust that is formed as the comet approaches the sun. |
| Orbit | The path that a comet follows as it revolves around the Sun, typically elongated and elliptical in shape. |
| Astronomy | Astronomy is the scientific study of celestial objects, phenomena, and the universe as a whole, including comets and their behavior. |
| Debris | Debris in the context of comets refers to the fragmented material that is left behind in the comet's trail. |
| Dust | Dust in astronomy refers to the fine particles of rock and ice that make up the tail of a comet. |
| Gas | Gas in comets refers to the volatile compounds such as water vapor, carbon dioxide, and methane that make up their atmosphere. |
| Icy | "Icy" in the context of comets refers to their composition, primarily made of frozen water, carbon dioxide, ammonia, and methane. |
| Solar System | The Solar System is a collection of celestial bodies, including comets, which orbit around the Sun, bound by gravity. |
| Celestial | Celestial in the context of comets refers to their originating or existing in outer space, particularly in relation to stars. |
| Eclipse | An eclipse in the context of comets refers to the moment when a comet passes behind a celestial body, like the Sun. |
| Meteoroid | A meteoroid is a small rock or particle that travels through space and is typically associated with comets. |
| Asteroid | Asteroids are rocky bodies that orbit the sun, primarily found in the asteroid belt between Mars and Jupiter. |
| Coma | The coma of a comet is the extended, glowing atmosphere of gas and dust that surrounds the comet's nucleus. |
| Revolve | Revolve in astronomy refers to the orbital movement of comets around a central body, such as a star or planet. |
| Perihelion | Perihelion is the point in a comet's orbit that is closest to the sun, often resulting in increased activity. |
| Meteor Shower | A meteor shower is a celestial event where a large number of meteors are observed to radiate from a single point in the sky, caused by the Earth passing through debris left by a comet. |
| Halley's Comet | Halley's Comet is a periodic comet that orbits the Sun every 75-76 years, named after astronomer Edmond Halley who predicted its return. |
| Comet Hale-Bopp | Comet Hale-Bopp is a long-period comet that was visible to the naked eye in 1997, known for its bright tail. |
| asterism | An asterism is a recognizable pattern of stars within a constellation, often forming a shape or design in the night sky. |
| celestial | Celestial refers to objects in outer space, such as stars, planets, and moons, that are located beyond Earth's atmosphere. |
| constellation | A constellation is a grouping of stars that form a recognizable pattern in the sky, often representing a mythological figure. |
| luminosity | Luminosity refers to the total amount of energy emitted by a star per unit of time, measured in watts. |
| magnitude | Magnitude in Astronomy refers to the measure of a star's brightness as seen from Earth, with lower numbers indicating greater brightness. |
| nebula | A nebula is a large cloud of gas and dust in space, where stars are born and form within. |
| stellar | Stellar refers to anything related to or characteristic of stars, particularly in the field of astronomy. |
| supernova | A supernova is a massive stellar explosion that occurs when a star reaches the end of its life cycle. |
| Mercury | Mercury is the smallest planet in our solar system and is closest to the sun, with a rocky surface and extreme temperatures. |
| Venus | Venus is the second planet from the sun in our solar system, known for its thick atmosphere and extreme temperatures. |
| Earth | Earth is the third planet from the sun in our solar system, known for its unique ability to support life. |
| Mars | Mars is the fourth planet from the Sun in our solar system, known for its reddish appearance and potential for life. |
| Jupiter | Jupiter is the largest planet in our Solar System, known for its massive size and iconic Great Red Spot. |
| Saturn | Saturn is the sixth planet from the Sun in our solar system, known for its iconic rings made of ice and rock. |
| Uranus | Uranus is the seventh planet from the Sun in our solar system, known for its unique sideways rotation. |
| Neptune | Neptune is the eighth and farthest planet from the sun in our solar system, known for its striking blue color. |
| Moon | A moon is a natural satellite that orbits a planet, reflecting sunlight to create the appearance of phases. |
| Satellite | A satellite is a celestial body that orbits a larger planet, such as Earth's Moon or Jupiter's moon Europa. |
| Natural satellite | A natural satellite is a celestial body that orbits a planet, such as Earth's moon, in the field of Astronomy. |
| Lunar | Relating to the Moon or moons in general, specifically in the field of astronomy. Refers to objects orbiting a planet. |
| Orbit | The path an object, such as a moon, follows as it revolves around a larger celestial body, like a planet. |
| Crater | A crater on a moon is a large, bowl-shaped depression on the surface caused by impacts from asteroids or comets. |
| Surface | The outermost layer of a moon, including its crust, regolith, and any geological features present on its exterior. |
| Phases | Different illuminated portions of the Moon visible from Earth as it orbits the planet, including new moon, full moon, etc. |
| constellation | A constellation is a group of stars that form a recognizable pattern in the sky, often named after mythological figures. |
| star | A star is a luminous sphere of plasma held together by its own gravity, emitting light and heat in space. |
| astronomy | Astronomy is the scientific study of celestial objects, space, and the universe, including the observation and analysis of constellations. |
| celestial | Celestial refers to objects or phenomena in the sky, specifically related to stars, planets, and other astronomical bodies. |
| galaxy | A galaxy is a system of stars, gas, dust, and dark matter held together by gravity in outer space. |
| zodiac | The zodiac refers to a band of celestial constellations through which the Sun, Moon, and planets appear to travel. |
| cosmos | Cosmos refers to the universe as a whole, including all matter, energy, space, and time, studied in the field of Astronomy. |
| telescope | A telescope is a device used in astronomy to magnify and observe distant celestial objects such as stars, planets, and galaxies. |
| Pluto | Pluto is a dwarf planet located in the outer regions of the solar system, formerly considered the ninth planet. |
| Eris | Eris is a dwarf planet located in the outer solar system, known for its large size and highly elliptical orbit. |
| Haumea | Haumea is a dwarf planet in the Kuiper Belt known for its elongated shape and rapid rotation period of 3.9 hours. |
| Makemake | Makemake is a dwarf planet in our solar system located in the Kuiper Belt, discovered in 2005. It is named after a Polynesian god. |
| Ceres | Ceres is the largest object in the asteroid belt and is classified as a dwarf planet in the field of astronomy. |
| Dwarf planet | A dwarf planet is a celestial body that orbits the sun and has sufficient mass to be nearly spherical, but isn't a full-fledged planet. |
| Trans-Neptunian object | Trans-Neptunian objects are celestial bodies located beyond Neptune in the outer solar system, including dwarf planets like Pluto and Eris. |
| Kuiper Belt | The Kuiper Belt is a region of the outer solar system beyond Neptune where many dwarf planets, such as Pluto, reside. |
| comet | A comet is a celestial object composed of ice, dust, and rock that orbits the Sun in an elongated path. |
| nucleus | The nucleus of a comet is the solid, central core made up of ice, rock, and dust that vaporizes to form the coma and tail. |
| coma | The coma of a comet is the glowing, diffuse envelope of gas and dust that surrounds the comet's nucleus. |
| tail | A tail in the context of comets refers to the glowing, elongated stream of gas and dust that trails behind them. |
| orbit | The path followed by a comet around a celestial body, typically an elliptical or oval shape due to gravitational forces. |
| astronomy | Astronomy is the scientific study of celestial objects, such as stars, planets, and comets, their properties, and their interactions. |
| astronomical | Astronomical refers to anything related to astronomy, the study of celestial objects, including comets, planets, stars, galaxies, and the universe. |
| dirty snowball | A dirty snowball refers to a comet composed of ice, dust, and rock that appears as a ball of dirty ice. |