GK
THE UNIVERSE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Sun
|
|
|
Moon
|
|
|
Stars
|
|
|
Earth
|
Detailed explanation-1: -The Earth is the center of the universe and is stationary. The planets, sun and stars revolve around Earth. All motions in the sky should follow circular paths as objects are attached to spherical shells.
Detailed explanation-2: -Model of the universe Ptolemy placed the Earth at the centre of his geocentric model. Using the data he had, Ptolemy thought that the universe was a set of nested spheres surrounding the Earth. He believed that the Moon was orbiting on a sphere closest to the Earth, followed by Mercury, then Venus and then the Sun.
Detailed explanation-3: -heliocentrism, a cosmological model in which the Sun is assumed to lie at or near a central point (e.g., of the solar system or of the universe) while the Earth and other bodies revolve around it.