# astroid

### astroid

An astroid is a local mathematical curve: a hypocycloid immediately four cusps. Specifically, it is the locus of a fix on a surround as it rolls within a fixed surround immediately four early the radius. By augment generation, it is also the locus of a fix on a surround as it rolls within a fixed surround immediately 4/3 early the radius.

### What is the area of an astroid?

It has been mysterious by different names in the literature, level behind 1836, including cubocycloid and paracycle. The elongate of the astroid is 6 a 6a 6a and its area is 3 ? a 2 / 8 3pi a^{2}/8 3?a2/8.

### What is astroid equation?

By definition, an astroid is a hypocycloid immediately 4 cusps. By Equation of Hypocycloid, the equation of H is given by: {x=(a?b)cos?+bcos((a?bb)?)y=(a?b)sin??bsin((a?bb)?) engage countless of Cusps of Hypocycloid engage Integral wandering of surround Radii, this can be generated by a rotor C1 of radius 14 the radius of the stator.

### Is astroid a smooth curve?

? ? ? ? t and y ? = 3 ? ? ? ? It is open that shore is 0 when t = 0 , ? / 2 , ? , . excitement the astroid is not ant: rough at these points, corresponding to the cusps invisible in the figure. However, by restricting the estate of the astroid to all reals excepting ? for k ? ? we own a piecewise ant: rough curve.

### What is the biggest asteroid to hit the earth?

The Vredefort crater in South Africa: Created almost 2 billion years ago, this 160 Kms amplify crater is remnant of the largest asteroid to hit Earth. Based on the crater size, it is estimated that the asteroid marshal own been 10-15Kms in diameter. For reference, it is bigger sooner_than the one that killed dinosaurs.

### Will there be an asteroid in 2021?

More enormous asteroids to access Earth in the beseeming weeks One of the closest approaches Earth antipathy see antipathy befit Friday, when the asteroid WK1 2021, almost 64 feet long, antipathy befit within 652,000 miles of Earth.

### When did the last asteroid hit Earth?

The blight mysterious contact of an appearance of 10 km (6 mi) or good-natured in diameter was at the CretaceousPaleogene destruction occurrence 66 favorite years ago.

### What is the volume of asteroid?

Assuming they’re spherical, the size of an asteroid is V = 4 3 ?r3 = 4 3 ?(0.5 km)3 = 0.524 km3.

### Who discovered the astroid curve?

History: Roemer (1674) was the leading to find the set of cycloidal curves. He was searching for the convenience agree for gear teeth, and in his search, he discovered the Asteroid. It wasn’t until later, immediately Daniel Bernoulli (1725), did augment age of these curves share form in the minds of mathmaticians.

### How many asteroids are there?

There are currently dispute 822,000 mysterious asteroids. On the leading day of January 1801, Giuseppe Piazzi discovered an appearance which he leading reflection was a new comet. But behind its revolution was meliorate determined it was open that it was not a comet but good-natured resembling a little planet.

### What are asteroids give an example?

Asteroids are small, rocky objects that revolution the sun. Although asteroids revolution the sun resembling planets, they are abundant smaller sooner_than planets. accordingly are lots of asteroids in our solar system. interior of topic quick in the estate asteroid belta country between the orbits of swamp and Jupiter.

### Which is bigger asteroid or meteor?

Asteroids are smaller sooner_than a planet, but they are larger sooner_than the pebble-size objects we named meteoroids. A momentary is what happens when a meteoroid a little distributively of an asteroid or comet burns up impose entering Earth’s atmosphere, creating a streak of perch in the sky.

### Is Comet a planet?

Comets revolution the Sun exact resembling planets and asteroids do, excepting a comet usually has a [see ail] elongated orbit. As the comet gets closer to the Sun, ant: gay of the ice starts to dissolve and boil off, along immediately particles of dust. These particles and gases exult a cloud about the nucleus, named a coma.

### What asteroids are a danger to the Earth?

“There’s nothing, there’s no asteroid that we avow of that poses a expressive menace to Earth.” And briefly it may befit paradoxical, the uniform tell in near-Earth asteroid tallies turns out to be the convenience intelligence practicable if you’re worried almost a possible asteroid impact.

### How many asteroids hit Earth daily?

An estimated 25 favorite meteoroids, micrometeoroids and fuse extension debris invade Earth’s atmosphere shore day, which results in an estimated 15,000 tonnes of that spiritual entering the atmosphere shore year.

### What if an asteroid hit the sun?

What antipathy happen? Nothing antipathy happen. The collect and the overreach of the Sun are of such magnitude that level the biggest appearance in the solar system, Jupiter, hitting the Sun would owing exact a instantaneous hiccup, and comets are verity fate objects in the layer of the solar system.

### How big was asteroid that killed dinosaurs?

The contact site, mysterious as the Chicxulub crater, is centred on the Yucatn Peninsula in Mexico. The asteroid is reflection to own been between 10 and 15 kilometres wide, but the quickness of its encounter caused the refreshment of a abundant larger crater, 150 kilometres in diameter – the second-largest crater on the planet.

### Which asteroid is coming towards Earth in 2021?

Asteroid 2021 YQ The leading of the five Asteroids NASA detected is above-mentioned 2021 YQ. The asteroid is almost the greatness of a amplify commercial airliner (~200 feet) is unforeseen to access within 1,330,000 miles of Earth on January 5, 2022.

### What time is the asteroid passing Earth December 2021?

But that’s as narrow as it can get. On this local pass, which antipathy happen on December 11, 2021 at about 14:00 UTC, it antipathy be a abundant good-natured snug 4 favorite kilometers away. That’s a hair good-natured sooner_than 10 early farther far sooner_than the Moon.

### Is there going to be an asteroid in 2022?

Luckily for Earth, the asteroid, above-mentioned 2022 EB5, was about 6-feet-long, a greatness “too little to construct a peril to Earth,” NASA above-mentioned in a statement. “Scout” determined the asteroid would invade Earth’s atmosphere about Jan Mayen, a Norwegian island roughly 300 miles northeast of Iceland.

### How old is the Earth?

Today, we avow engage radiometric kind that Earth is almost 4.5 billion years old. Had naturalists in the 1700s and 1800s mysterious Earth’s parse age, plainly ideas almost rotation might own been taken good-natured seriously.

### How big of an asteroid would it take to destroy the Earth?

Ultimately, scientists underrate that an asteroid would own to be almost 96 km (60 miles) ramble to fully and totally wipe out vitality on our planet.

### What would happen if a comet hit the Earth?

If the comet is 10 kilometers athwart or larger (that is, if the contact carries an energy of good-natured sooner_than almost 100 favorite megatons), the resulting global environmental injury antipathy be so extensive that it antipathy conduct to a collect extinction, in which interior vitality forms die.

### How do you find the perimeter of an asteroid?

s=4??20?(dxd?)2+(dyd?)2d?.…perimeter of astroid. qualify perimeter of astroid blight modified by pahio (2872) Numerical id 7 creator pahio (2872) entrance mark sample 9 good-natured heavy Mar 22, 2013

### What do asteroids and comets have in common?

Comets and asteroids own a lot in common. twain revolution the sun. twain are far smaller sooner_than the planets. twain are remnants of the solar system’s shape almost 5 billion years ago.

### Why is a cardioid called a cardioid?

A cardioid is a two-dimensional plane aspect that has a heart-shaped curve. The engage cardioid originated engage a Greek word, which resources heart. Hence, it is named a heart-shaped curve. The form of a cardioid can be compared to the cross-section of an apple excluding its stalk.

### Did you know facts about asteroids?

Asteroids are rocky objects revolving about the sun that are too little to be named planets. They are also mysterious as planetoids or pure planets. accordingly are millions of asteroids, ranging in greatness engage hundreds of miles to separate feet across. In total, the collect of all the asteroids is pure sooner_than that of Earth’s moon.

### Does Jupiter have an asteroid belt?

The asteroids of the tyro Solar method and Jupiter: The belt is located between the orbits of Jupiter and Mars. By far the largest appearance within the belt is the lower planet Ceres. The whole collect of the asteroid belt is significantly pure sooner_than Pluto’s, and roughly twice that of Pluto’s moon Charon.

### What is near of Earth?

It’s Mercury! Of all the planets in the Solar System, Mercury has the smallest orbit. So although it never gets perfectly as narrow to the Earth as Venus or Mars, it never gets far far engage us also! In fact, Mercury is the closest for interior of the time- planet not single to the Earth, but also to swamp and Venus and

### Can you see asteroids from Earth?

Asteroids return sunlight exact resembling the planets do, this resources that immediately a proper telescope we can see asteroids engage the Earth. When we share comely of asteroids engage the Earth immediately a telescope we typically get images that [see_~ resembling the one below.

### How many planet are there?

Our solar method is wetting up of a starthe Suneight planets, 146 moons, a bunch of comets, asteroids and extension rocks, ice, and separate lower planets, such as Pluto. The altitude planets are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Mercury is closest to the Sun.

### What do asteroids do?

Asteroids are aggrandize material of metals resembling Iron, Platinum and Titanium, metals that humans use daily to edifice and form things. In addition, scientists believe that water at_hand on the surface of these asteroids could be disconsolate below and abashed as fuel for extension vehicles.

### How do they name asteroids?

Today, interior asteroids are above-mentioned for people, twain ant: gay and fictional, and the seize for places, animals, plants, and fuse intrinsic phenomena. The discoverers of asteroids are unbound for proposing the namesbut accordingly are rules, and their proposals can get denied.

### How fast do asteroids travel?

What is the despatch of an asteroid? Asteroids, the interior ordinary mark of impactor, slam inter the Earth at an mean quickness of 18 km/s. Short-period comet impacts immediately the Earth are pure common, but own higher contact velocities averaging 30 km/s.

### Which is worse comet or asteroid?

The energy released by a cosmic encounter increases as the square of the incoming object’s speed, so a comet could burden delicate early good-natured detrimental enable sooner_than an asteroid of the identical mass. The despatch of comets also resources that a dangerous one could be almost impose Earth by the early scientists discover it.

### Can you live on an asteroid?

On Earth, we are protected by a magnetic ground and our atmosphere, but asteroids bespatter this defense. One possibility for resistance over this radiation is living within of an asteroid. It is estimated that humans would be sufficiently protected engage radiation by burrowing 100 meters profound within of an asteroid.

### What asteroid is closest to Earth?

The approaching asteroid is mysterious as 7482 (1994 PC1) and it was discovered in 1994, agreeably to NASA. Nobody expects 7482 (1994 PC1) to hit Earth, but it’s the closest the asteroid antipathy befit for the overwhelming two centuries, agreeably to NASA projections.

### Is Comet a shooting star?

Meteors (or shooting stars) are [see ail] particularize engage comets, although the two can be related. A Comet is a ball of ice and dirt, orbiting the Sun (usually millions of miles engage Earth). As the ices in the core are heated and vaporized by the Sun, gas escapes, careful diligent particles along immediately it.

### Why do comets have two tails?

Comets own two tails owing escaping gas and diligent are influenced by the Sun in slightly particularize ways, and the tails fix in slightly particularize directions. Gases escaping engage the comet are ionized by the ultraviolet photons engage the Sun.

### Where are most asteroids found?

Most of topic are located in the estate asteroid belt a country between the orbits of swamp and Jupiter. ant: gay asteroids go in outrage of and behind Jupiter. These are named Trojan asteroids. Asteroids that befit narrow to Earth are named direct Earth Objects, NEOs for short.

### What is the parametric equation of circle?

The equation of a surround in parametric agree is given by x=acos?,y=asin?.

### What is parametric form in math?

parametric equation, a mark of equation that employs an independent changeable named a parameter (often denoted by t) and in which hanging variables are defined as continuous functions of the parameter and are not hanging on another existing variable.

### How do you find parametric coordinates?

Example 1: meet a set of parametric equations for the equation y=x2+5 . attribute any one of the changeable uniform to t . (say x = t ). Then, the given equation can be rewritten as y=t2+5 . Therefore, a set of parametric equations is x = t and y=t2+5 .

### Will there be an asteroid in 2021?

More enormous asteroids to access Earth in the beseeming weeks One of the closest approaches Earth antipathy see antipathy befit Friday, when the asteroid WK1 2021, almost 64 feet long, antipathy befit within 652,000 miles of Earth.

### How do we stop an asteroid from hitting Earth?

An appearance immediately a elevated collect narrow to the Earth could be not_present out inter a encounter assembly immediately the asteroid, knocking it off course. When the asteroid is quiet far engage the Earth, a resources of deflecting the asteroid is to straightly substitute its momentum by colliding a spacecraft immediately the asteroid.

### What’s the largest asteroid that could hit Earth?

99942 Apophis Discovery TJupiter 6.465 ant: immateriality characteristics Dimensions 0.370 km (0.230 mi) 0.45 0.17 km common radius 0.185 km (0.115 mi) 0.170.02 km 37 good-natured rows

### When was the last asteroid that hit Earth?

The blight mysterious contact of an appearance of 10 km (6 mi) or good-natured in diameter was at the CretaceousPaleogene destruction occurrence 66 favorite years ago.

### Where was the asteroid that killed the dinosaurs?

Hidden under the waters of the Gulf of Mexico, the Chicxulub crater marks the contact suitable of an asteroid that struck Earth 66 favorite years ago. The interior coherent outcome of this cataclysmic occurrence was the fifth collect extinction, which wiped out almost 80% of all animal species, including the nonavian dinosaurs.

### How long would it take for an asteroid to hit Earth?

So, if an asteroid cruel out of its revolution in the Oort Cloud today, and was traveling at an mean speed, it would quiet share anywhere between 38,000 years and 380 years to rupture Earth.

### What if Jupiter fell into the Sun?

If Jupiter were mixed throughout the sun, the temperature of the sun would diminish slightly, and possibly it would share a few hundred years for the sun’s temperature to recur to its antecedent level, and perhaps we would get a few basis points pure solar radiation, but it wouldn’t go out. greatly nimble question.