Posted by **Shaila** on Sunday, August 22, 2010 at 2:42pm.

Explain how you can weigh a planet?

( Is it by the combination of the netwons law of univeral gravitation and keplers third law; t^2/r^3 = 4(pi)^2/G(Msun) )

## Answer this Question

## Related Questions

- Physics/Maths - Keplers third law I understand. T^2/a^3 of one planet = T^2/a^3 ...
- Physics - A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a...
- physics - On a distant planet, the acceleration due to gravity is 5.30 m/s2, and...
- Astrophysics - I'm having trouble understanding the formulas for determining a ...
- physics - According to Kepler's third law, the orbital period T of a planet is ...
- Astronomy - Suppose that, in the future, observations with some new telescope ...
- space - Keplers second law notes that a planet should move fastes at aphelion. ...
- Physics - Newton's Law of universal gravitation - Describe how Newton used each ...
- help help help - The asteroid belt between Mars and Jupiter consists of many ...
- physics - A planet has a mass of 6.08 × 1023 kg and a radius of 2.62 × 106 m. (a...