The physics of orbital radius and orbital period of a planet.
If a small planet were discovered whose orbital period was twice that of Earth, how many times farther from the sun would this planet be?

  1. 👍
  2. 👎
  3. 👁
  1. Kepler: the ratio of the squares of the period is equal to the ratio of the cubes of the mean distances.

    Period^2/1year= (radius/re)^3


    radius= re*cubroot4

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Science

    Based on Kepler's observations about planetary motion, what is the relationship between a planet's orbital velocity and its distance from the sun?(1 point) The greater the distance, the greater the orbital velocity.*** As distance

  2. science

    Planet Estimated Mass of Planet (1023 kg) W 6.4 X 3.3 Y 59.7 Z 48.7 On which planet would an object weigh the most? (1 point) on planet Z on planet W on planet Y on planet X

  3. Science

    Period of orbit around the Sun: 29.5 years Radius: 74,900 miles Period of rotating on axis: 10 hours 39 minutes Mass :568.46 X 1024 kg The table shows data related to the planet Saturn. Which data is essential to find the length

  4. physics

    If a small planet were discovered whose orbital period was twice that of Earth, how many times farther from the Sun would this planet be?

  1. physics

    A planet orbits the sun at a distance of 2.87 x 10^9 km. If the mass of the sun is 1.99 x 10^30 kg, find the orbital period of the planet. Then, calculate the orbital speed of the planet.

  2. science

    The orbital radii of four planets in our solar system are shown in the following table. Orbital Radii Planet Orbital Radii (AU) W 5.2 X 0.72 Y 1.0 Z 19.1 Which planet is likely to experience the highest temperature? W X Y Z I

  3. Physics

    A simple pendulum has a period T on the surface of planet Earth. When taken to the surface of planet X, the same pendulum has a period 2T. a) If the radius of planet X is 1/2 the radius of Earth, what is the mass of Planet X,

  4. Physics

    Given: G = 6.67259 × 10−11 Nm2/kg2 Mimas, a moon of Saturn, has an orbital radius of 1.8 × 108 m and an orbital period of about 22.6 h. Use Newton’s version of Kepler’s third law and these data to find the ma

  1. Physics

    The radius of the earth's orbit around the sun (assumed to be circular) is 1.50 X 108 km, and the earth travels around this orbit in 365 days. (a) What is the magnitude of the orbital velocity of the earth, in m/s? (b) What is the

  2. Physics

    While visiting Planet Physics, you toss a rock straight up at 15 and catch it 2.4 later. While you visit the surface, your cruise ship orbits at an altitude equal to the planet's radius every 240 min . What is the mass of Planet

  3. Astro

    A newly discovered planet orbits a distant star with the same mass as the Sun at an average distance of 118 million kilometers. Its orbital eccentricity is 0.5. A.Find the planet's orbital period. B.Find the planet's nearest

  4. Physics

    the orbital period of the moon is 27.32 days. The international space station has an orbital period of 90 minutes. What is the mean distance between the center of the earth and the center of the international space station? moons

You can view more similar questions or ask a new question.