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Comets

Comets are small solar system bodies that orbit around the Sun. They have a tail (trail of light) when traveling in space.

1,186 Questions

How would our Earth's crust be affected if one of the key elements were missing?

If one of the key elements were missing from Earth's crust, it would significantly alter its composition and stability. For instance, if silicon were absent, silicate minerals would not form, drastically affecting the structure and behavior of rocks. This could lead to a less geologically diverse and potentially more unstable crust, impacting everything from tectonic activity to the availability of natural resources. Overall, the absence of a key element would disrupt the balance of geological processes and ecosystems.

How you can reduce shrinkage in BOPP film?

The shrink-ability results from polymer chains under stress which upon heating, this stress is released and polymer chains have more freedom to move around and stabilized under more relaxed state upon cooling.

Moreover, The shrink-ability of BOPP film is determined mainly by the orientation process.

Thus, by decreasing the stretching in the machine direction (MD), the shrink-ability in MD will be reduced.

Same for TD.

How do you remove the front bench seat of a 1965 mercury comet?

To remove the front bench seat of a 1965 Mercury Comet, start by locating the bolts securing the seat to the floor. Typically, you'll find these bolts at the front and rear of the seat tracks. Use a socket wrench to remove the bolts, then gently lift the seat out of the car, taking care not to damage any surrounding components. If the seat is stuck, check for any additional fasteners or clips that may need to be removed.

What is the meaning of with the crown of the aged there comet wisdom?

The phrase "with the crown of the aged there comet wisdom" suggests that wisdom is often associated with age and experience. It implies that as individuals grow older, they accumulate knowledge and insights that can be likened to a crown, symbolizing honor and respect. This saying emphasizes the value of listening to and learning from the perspectives of older generations, who have faced life's challenges and gained understanding over time.

Halley's Comet has an extremely elliptical orbit around the Sun with an eccentricity of 0.967. Its average orbital radius is 17.8 AU and it was last observed in 1986. When will Halley's Comet appear n?

Halley's Comet has an orbital period of approximately 76 years. Since it was last observed in 1986, it is expected to return to the inner solar system and be visible again around 2061.

What is the name of the comet that broke in 2000?

The comet that broke apart in 2000 is known as Comet LINEAR (C/1999 S4). It was discovered by the Lincoln Near-Earth Asteroid Research (LINEAR) program and was observed to disintegrate in July 2000, creating a spectacular display of fragments. The breakup provided valuable insights into the composition and structure of comets.

What is lovers comet?

Lovers' Comet, also known as 21P/Giacobini-Zinner, is a periodic comet that orbits the Sun approximately every 6.6 years. It gained popularity for its association with the Draconid meteor shower, which peaks when Earth passes through its debris trail. The comet's name is sometimes linked to romantic themes, particularly in popular culture and literature, but its scientific significance lies in its predictable appearances and the study of its composition and behavior.

Can we only see a comet when it orbits close to earth?

Yes, comets are typically most visible when they approach the Sun and Earth, as the heat causes their ice to vaporize, creating a glowing coma and tail. When they are farther away, they may be too dim to see with the naked eye. However, some comets can still be observed from Earth when they are at greater distances, especially with the aid of telescopes.

How do you get passed the statues in in Ben 10 protector of earth?

Well, my friend, when faced with obstacles like statues in Ben 10 Protector of Earth, take a moment to observe their patterns and movements. Patience is key. Look for openings or safe spots to move past them. Remember, every challenge is an opportunity to learn and grow. Just believe in yourself, and you'll find your way through.

How Describe these parts of a comet head nucleus coma and tail?

The head of a comet, also known as the coma, is the bright, glowing cloud of gas and dust that surrounds the nucleus. The nucleus is the solid, central core of the comet made up of ice, rock, and organic compounds. The tail of a comet is formed when the heat from the sun causes the nucleus to release gas and dust particles, which are then blown away from the comet by the solar wind, creating a long, glowing tail that points away from the sun.

What other comets will be visible form earth before 2100?

Oh, dude, predicting comet appearances is like trying to predict the weather in space - it's all over the place. But hey, we might catch a glimpse of Comet Halley in 2061 if we're lucky. So, keep your eyes peeled to the sky, and who knows, maybe a comet will photobomb your stargazing selfie before 2100.

What did the ancient Greeks call comets?

Well, sweetheart, the ancient Greeks called comets "asteres kuklos," which translates to "hairy stars." Those Greeks sure had a way with words, didn't they? So next time you see a comet streaking across the sky, just remember it's basically a big, hairy star making a fashion statement.

If comet Halley's major axis was scaled down to 15 cm how far apart would the foci be?

They would be roughly 14.49 cm apart, given a major axis of 35.6 AU, and perihelion of about .58720 AU. I am assuming that distances from the foci at perihelion and aphelion will be equal or very close to equal. The major axis minus twice the distance at perihelion gives a distance of about 34.426 AU between foci. 35.6 AU is to 15 cm as 34.4 AU is to x cm. This gives about 14.49 cm as the proportional distance between foci with the major axis scaled down to 15 cm.

Do comets have tails, and if so, what causes them to form?

Yes, comets have tails. The tails are formed when the comet gets closer to the sun, causing the ice and gases on the comet to vaporize and create a glowing trail of dust and gas that points away from the sun.

Does an asteroid have a tail like a comet?

Well, friend, an asteroid is a solid rock or metal object in space, while a comet is mostly ice and dust. The tail of a comet forms when the Sun heats up and releases materials from the comet, creating that distinctive trail like a cosmic painting. So, no, an asteroid doesn't have a tail like a comet, but both are fascinating to observe in our big beautiful universe.

How long is Halley's Comet tail when it passes through the solar system?

Oh, that's a wonderful question! Halley's Comet is truly a marvel to behold. As it travels through our solar system, its tail can stretch well over 10 million kilometers—adding a beautiful and ethereal touch to our night skies. Doesn't that just make you appreciate the grandeur of our universe even more?

What causes the formation of the tail of a comet?

The tail of a comet is formed when the comet gets closer to the sun, causing the heat to vaporize the ice and dust on the surface. This creates a glowing trail of gas and dust that is blown away from the comet by the solar wind.

What comet was visible in 1997 and what made it significant in the field of astronomy?

Comet Hale-Bopp was visible in 1997 and was significant in the field of astronomy because it was one of the brightest comets seen from Earth in the 20th century. Its long and bright tail made it a spectacular sight for observers around the world.

What comet was visible in the 1990s and what made it stand out from other celestial events during that time?

Ah, the comet you're thinking of is Hale-Bopp, a real beauty in the night sky during the 1990s! Its long, stunning tail was quite a showstopper back then. Nature sure does know how to put on a spectacular celestial display for us to admire and appreciate. Keep looking up at the wonder and mystery above, my friend.

What comet was visible in the 90s and what made it significant during that time period?

Comet Hale-Bopp was visible in the 90s and was significant because it was one of the brightest comets seen from Earth in over a century, captivating the public and astronomers alike with its impressive tail and long duration of visibility.

What evidence suggests that a 50,000 year old comet may have impacted Earth in the past?

Well, isn't that just fascinating to think about! Scientists noticed traces of tiny diamonds and other unique elements in geological layers around the world that aren't commonly found on Earth. This discovery sparked the theory that a cosmic visitor, potentially a comet, may have collided with our planet around 50,000 years ago, leaving behind an interesting story for us to discover and learn from. Life is full of mysteries waiting to be painted on your own artistic canvas - just like this intriguing tale from long ago.

What is a dead comet and how does it differ from a typical comet in terms of its characteristics and behavior?

A dead comet is a comet that has lost all of its volatile materials, such as ice and gas, and no longer has a visible coma or tail. This makes it appear more like an asteroid. Dead comets differ from typical comets in that they do not exhibit the same characteristics and behavior, such as the presence of a coma and tail, as they have depleted their volatile materials over time.

What is the difference between comets, asteroids, and meteors?

Comets are icy bodies that release gas and dust as they approach the sun, asteroids are rocky bodies that orbit the sun, and meteors are small rocky or metallic bodies that enter Earth's atmosphere and burn up, creating a streak of light.