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List two factors that Newton showed combined to keep the planets in their elliptical orbits?
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∙ 14y ago
gravity and inertia
Wiki User
∙ 14y ago
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What did Kepler notice about the speed of planets as they orbit the sun?
He noted that the speed of the planets changed, moving faster as they approached the Sun, and slowing down as they moved away. His work paved the way for Newton to develop calculus to describe the overall effects of minuscule but continuous changes.
Can the vectors of equal magnitude be combined to give a zero resultant?
By all means. Using Newton's third law (f=ma) Multiply the vectors by 0 and you're home
What did Johannes Kepler do?
He simply discovered many things that makes technology where we are! -m In astronomy he used measurements made by Tycho Brahe to do many complicated calculations to discover the shape of the planets' orbits. The results were published as the three laws of planetary motion in 1618. They were found to give good results when used to predict the future positions of the planets. For this work Kepler is recognised as one of the founders of modern astronomy. ________________________________ Kepler worked with Tycho Brahe for several years. Brahe had no great skill in science or mathematics, but was a METICULOUS and precise observer. Based largely on Brahe's observations, Kepler was able to determine that the planet Mars - and by extension, all the other planets - traveled in elliptical paths under the influence of a force that was inversely proportional to the square of the distance between the Sun and the planet. This paved the way for Newton's development of calculus and the math that describes gravity.
What is the difference between a Newton and a newton?
Newton- Sir Isaac Newton newton- a unit of measure units of measure are not capitalised, though their abbreviations may be: one newton = 1 N, one pascal = 1 Pa
How much geometry did Newton use to create calculus?
Calculus is essentially the collection of geometry, algebra, smarts, and arithmetic - all combined to help solve a greater problem that geometry, algebra, smarts, or arithmetic cannot solve on its own.So basically, Newton used all of geometry to help developcalculus.Calculus was already developed centuries ago in ancient China, India, and Egypt.
What evidence do you have that the planets move in elliptical orbits around the sun and not in circular orbits?
Elliptical orbits of the planets around the sun actually match what we observe. Newton's Theory of Universal Gravitation states that planets will move around the sun in elliptical orbits.
Why do planets have circular and elliptical motions in the solar system?
The scientific explanation lies in Kepler's laws of planetary motions, which were discovered by Newton to be linked with the law of gravity. All the planets have elliptical orbits, and many of those are close being circular.
Who discovered the elliptical path of the planets?
17th century astronomer Johannes Kepler discovered the elliptical shape of the planets' orbits around the Sun, which he described in his first law of planetary motion. Newton later explained this in his law of universal gravitation.
Why planets are revolving in elliptical orbits?
Kepler's first law of planetary motion published in 1618 says that the planets travel in elliptical orbits with the Sun at one focus. Newton's law of gravity and other work he did explains how the Sun's gravity produces ellpitical orbits.
How did newton's theories explain why planets orbit the sun and why moons orbit?
Kepler found from observations that the planets move in elliptical orbits. Newton then showed with his theoretical discoveries that the force of gravity from a massive central object produces elliptical orbits in smaller objects. The theories he used were the law of gravity, the laws of motion and the differential calculus. Using these he showed that an object in an elliptical orbit is continuously accelerating towards the central object. Its sideways velocity and mass prevent it from falling directly in.
What evidence do you have that planets move around the sun in an elliptical orbit?
That theory is supported by observation, and is predicted by other theory that isconfirmed by both observation and experiment.1). A system of planets moving around the sun in elliptical orbits is the simplest structurethat produces the motions of the planets that we actually see in the sky.(demonstrated by Kepler, working with Tycho's observational data)2). A theory of universal gravitation, proportional to the product of masses and inverselyto the square of the distance between masses, predictsthat planets will move aroundthe sun in elliptical orbits.(Newton)
What were the two factors Isaac Newton concluded that combined to keep the planets in orbit?
1) The gravitational attraction between the planets and the Sun. 2) The "inertia" of the planets. That's their tendency to move in a straight line unless a force (gravity in this case) acts on them.
How is Newton's law of gravity related to the movement of the planets?
How is Newton's law of gravity related to the movement of the planets?
What shape is the path a planet takes around the sun called?
Ellipse. One of Newton's Laws of Planetary Motion sate that the planets revolve in elliptical orbits with the Sun at one of the two foci.
What is name force that keep earth certain distance from sun?
Gravity - combined with the Earth's inertia (its mass, and Newton's laws of motion).Gravity - combined with the Earth's inertia (its mass, and Newton's laws of motion).Gravity - combined with the Earth's inertia (its mass, and Newton's laws of motion).Gravity - combined with the Earth's inertia (its mass, and Newton's laws of motion).
Who determined the force that kept planets in orbit?
It was Isaac Newton who figured out that the force of gravity keeps planets in orbit around the sun.
How does Newton contribute to the model of the solar system?
Newton's work explained how the planets follow Kepler's three laws of planetary motion, in detail, and therefore provided a huge boost to the general acceptance of the Kepler model. It could be described as the beginning of analytical science. Kepler found from observations that the planets follow elliptical orbits, and Newton showed that with an inverse-square gravity force between each planet and the Sun, the planet must conform with all of Kepler's laws. Along the way Newton produced important discoveries in theoretical science: the three laws of motion and the differential calculus, and all of those were necessary parts of his detailed work on the planets. From measurements of the planets' distances and sizes, along with observations of Jupiter's moons, it was then possible to use Newton's results to calculate the mass of all the planets and moons, and the gravity forces acting on them.
