All planets move in elliptical orbits with the sun situtated at one of the forci of the ellipse the point at wihich the planet is closest to the sun is

Which planet is closest to Sun?

The four planets closest to the Sun are called

A planet moves around the sun in an elliptical orbit with the sun at one of its foci. The physical quantity associated with the motion of the planet that remains constant with time is

A planet is moving around the sun in an elliptical orbit. Its speed is

A planet revolves in elliptical orbit around the sun. (see figure). The linear speed of the planet will be maximum at