# What Kind Of Path Would The Planets Follow

Contents

## What Kind Of Path Would The Planets Follow?

think! A force of gravity between the sun and its planets holds the planets in orbit around the sun. If that force of gravity suddenly disappeared in what kind of path would the planets move? Answer: Each planet would move in a straight line at constant speed.

## What kind of path would the planets move?

If no force were acted on the planets they would follow the path of straight line with no acceleration. As per the law of physics the force is required to change the momentum or the path of a traveling object. They move in elliptical pattern because of the sun’s gravitational pull.

## What kind of path would the planets follow if no force acting on them?

The planets would shoot off in straight lines going out into space. The Sun’s gravity is what makes them follow curved orbits.

## What kind of path would the planets follow if the sun suddenly ceased to exist?

If the Sun miraculously disappeared the Earth (and all the other objects in the Solar System) would continue their forward motion in a straight line off into space instead of following their almost-circular orbits. For the Earth this means it would head off towards the stars at about 30km/s (67 000mph).

## What would happen to the path the planets follow?

If the force of gravity between the sun and the planets disappeared what would happen to the path the planets follow? They would continue to rotate around the sun.

## What path do the moon and planets appear to be following?

The ecliptic is the path the sun moon and planets take across the sky as seen from Earth. It defines the plane of the Earth’s orbit around the sun. The name “ecliptic” comes from the fact that eclipses take place along this line.

## Which direction do planets move in the sky?

Planetary Motion across the Sky

Typically the superior planets move against the background stars from west to east this is called prograde motion. However at times they undergo retrograde motion as viewed against the background stars moving east to west.

## In what kind of path would the planets move if suddenly the force of gravity of the sun stopped acting on the plants?

straight line

A force of gravity between the sun and its planets holds the planets in orbit around the sun. If that force of gravity suddenly disappeared in what kind of path would the planets move? Answer: Each planet would move in a straight line at constant speed.

## Why do planets not fall into the sun?

Paradoxically it is the Sun’s gravity that keeps the planets in orbit around it just as the Earth’s gravity keeps the Moon and satellites in orbit around it. The reason they do not just fall into the Sun is that they are traveling fast enough to continually “miss” it.

## Which of the following planets would it be impossible to see from Mars at midnight Mars time )?

Mercury and Venus are both inferior planets whose orbits around the Sun are smaller than the Earth’s. They appear after sunset over the western horizon and as a morning star before the Sun in the eastern sky. But they are impossible to see during midnight because it is between the Earth and the Sun.

## How long will humans live without the Sun?

A relatively simple calculation would show that the Earth’s surface temperature would drop by a factor of two about every two months if the Sun were shut off. The current mean temperature of the Earth’s surface is about 300 Kelvin (K). This means in two months the temperature would drop to 150K and 75K in four months.

## What would happen if Earth stopped orbiting the Sun?

In other words anything on the Earth’s leading side would fly off into space continuing along the Earth’s orbital path around the sun. … Without the outward centripetal force to counteract the inward pull of gravity the Earth would begin falling towards the sun.

## Can Earth survive without the Sun?

Without the Sun’s rays all photosynthesis on Earth would stop. … While some inventive humans might be able to survive on a Sun-less Earth for several days months or even years life without the Sun would eventually prove to be impossible to maintain on Earth.

## Do planets cross paths?

Venus Jupiter and Mars are crossing paths in an eerie pre-Halloween spectacle also known as the planetary trio. Forming a broad triangle in the eastern pre-dawn sky the three planets have grouped together as their separate journeys around the sun meet for the last time until 2021 according to EarthSky.

## Does each planet have its own path?

Unlike the Sun however the planets don’t always move in the same direction along the ecliptic. They usually move in the same direction as the Sun but from time to time they seem to slow down stop and reverse direction! This retrograde motion was a great puzzle to ancient astronomers.

## Which planet is known as Earth twins?

Venus
And yet in so many ways — size density chemical make-up — Venus is Earth’s double.Jun 5 2019

## What is the path taken by the Moon called?

The path of the Earth–Moon system in its solar orbit is defined as the movement of this mutual centre of gravity around the Sun. Consequently Earth’s centre veers inside and outside the solar orbital path during each synodic month as the Moon moves in its orbit around the common centre of gravity.

## What planets will align in 2021?

The closest conjunction of two planets for 2021 happens on August 19 at 04:10 UTC. Depending on where you live worldwide Mercury and Mars will appear at their closest on the sky’s dome at evening dusk on either August 18 or August 19.

## In which path planets move around the sun?

Hint: All the planets move around the sun in an elliptical path. Each planet moves on its own path around the sun. and not in a circular motion it is called Elliptical orbit. All the planets in our solar system move in an elongated path around the sun.

## Do the planets move in the sky?

Planets move around the Sun at different rates and the Earth moves around the Sun so the combination of these movements means we see planets in the night sky at different times each year.

## Can planets orbit in opposite directions?

A planet with a ‘retrograde’ orbit i.e. moving in the opposite direction to its home star’s rotation would require a massive change in energy to reverse its initial prograde orbit and this is why planets with retrograde orbits are rare. … This tilt eventually becomes so extreme that the orbit is flipped over.

## What would happen if gravity stopped acting on the planets?

at rest will remain at rest unless acted on by an outside force. … zero since no force is necessary to keep it moving. If the force of gravity suddenly stopped acting on the planets they would. move in straight lines tangent to their orbits.

## What would happen to the planets if there was no gravity?

Without gravity humans and other objects would become weightless. … That’s because the planet would continue spinning without exerting gravity to keep objects tied to it [source: Domanico]. A loss of gravity would also mean that the planet would stop pulling down air water and Earth’s atmosphere.

## What would happen to the planets if there was no gravitational force?

Without gravity everything on the surface of the Earth will start floating off. … On Earth or any planet with water the seas and oceans will start floating off into space as well complete with some very confused sea life. (Only corals and anemone would hang around).

## Is Earth going to crash into another planet?

In our Solar System we have many objects that orbit the Sun or other bodies. … According to the latest research there’s approximately a 1% chance that one or more of the four inner planets in our Solar System today — Mercury Venus Earth and Mars — will become orbitally unstable over the next few billion years.

## Who discovered Earth hangs on nothing?

Nicolaus Copernicus
Born 19 February 1473 Thorn Royal Prussia Poland
Died 24 May 1543 (aged 70) Frauenburg Royal Prussia Poland
Education University of Kraków (1491–95) University of Bologna (1496–1500) University of Padua (1501–03) University of Ferrara (DCanL 1503)

## Why do we not feel Earth moving?

Bottom line: We don’t feel Earth rotating on its axis because Earth spins steadily – and moves at a constant rate in orbit around the sun – carrying you as a passenger right along with it.

## Can you see planets without a telescope?

There is much to be learned from observing the planetary motions with just the naked eye (i.e. no telescope). There are 5 planets visible without a telescope Mercury Venus Mars Jupiter and Saturn (6 if you include Uranus for those with sharp eyes!).

## Can I see Mars without a telescope?

Yes as one of the five brightest planets Mars is visible without a telescope. However Mars can be difficult to see even with a telescope. … Roughly every two years or so Mars and Earth line up perfectly with the Sun with the Earth being in between Mars and the Sun.

## Can you see Earth from Mars with the naked eye?

The five brightest planets – Mercury Venus Mars Jupiter and Saturn – have been known since ancient times and can easily be seen with the naked eye if one knows when and where to look. They are visible for much of the year except for short periods of time when they are too close to the Sun to observe.

## What if the sun exploded?

The good news is that if the Sun were to explode – and it will eventually happen – it wouldn’t happen overnight. … During this process it will lose its outer layers to the cosmos leading to the creation of other stars and planets in the same way that the violent burst of the Big Bang created Earth.

## What if the sun went out for a second?

If the sun disappeared for ONLY ONE SECOND nobody would notice anything other than no light for a single second. Nothing else. Our orbit would change by less than 1 Km as I’ve shown.

## What if the sun went out?

With no sunlight photosynthesis would stop but that would only kill some of the plants—there are some larger trees that can survive for decades without it. Within a few days however the temperatures would begin to drop and any humans left on the planet’s surface would die soon after.

## Can the Earth fall?

Thanks to gravity the earth does fall. It is actually in a constant state of falling since it is in orbit around the sun. This gravitational pull that the sun has on the earth is useful since it stops earth from catapulting into space.

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