Stars and the Solar System

The motion of planets in the solar system in an example of conservation of

A band of asteroids occurs in the solar system It lies between

Assertion: The length of the day is slowly increasing. Reason: The dominant effect causing a slowdown in the rotation of the earth is the gravitational pull of other planets in the solar system.

$ solar system has 15 planets. ! Earth is the major member of the solar system

Would you expect the total energy of the solar system to be constant? What about the total angular momentum? Explain

Sea Star is

The nearest star from our solar system is 4.29 light year away. How much is this distance in terms of par sec? How much parallax would this star (named Alpha Centauri) show when viewed from two locations of the earth six months apart in its orbit around the sun?

The largest planet of solar system is

Do hydroelectric and solar power systems cause pollution ?

A pair of stars rotates about their centre of mass One of the stars has a mass M and the other has mass m such that M =2m The distance between the centres of the stars is d (d being large compared to the size of either star) . The ratio of kinetic energies of the two stars (K_(m) //K_(M)) is .