The Earth's rotation on its axis is responsible for the observed motion.
The celestial equator is an imaginary line in the sky that is used to measure the motion of celestial objects. It is a projection of Earth's equator into space and helps astronomers locate objects in the sky based on their declination.
Yes, both Aristotle and Ptolemy believed that the celestial bodies must be moved by something because they observed the regular motion of the stars and planets. They reasoned that there must be an external force or source of motion that governs their movement within the geocentric model of the universe.
Rapid rotation refers to an object spinning quickly on its axis. This motion can be observed in celestial bodies like planets and stars, as well as in machinery and equipment. Rapid rotation can influence various properties of the object, such as its stability, shape, and behavior.
Celestial Mechanics. Or Astronomy
astronomy, astrophysics
The celestial equator is an imaginary line in the sky that is used to measure the motion of celestial objects. It is a projection of Earth's equator into space and helps astronomers locate objects in the sky based on their declination.
Gravity for the real motion, the Earth's rotation for the apparent motion.
An armillary sphere is a model of the celestial sphere. It consists of a set of rings representing different celestial circles, such as the equator and the ecliptic. By rotating these rings to align with the position of celestial objects, users can track the motion of the stars, sun, and planets in the sky.
Yes, both Aristotle and Ptolemy believed that the celestial bodies must be moved by something because they observed the regular motion of the stars and planets. They reasoned that there must be an external force or source of motion that governs their movement within the geocentric model of the universe.
Aristotle's geocentric theory failed to accurately predict celestial phenomena because it relied on incorrect assumptions about the motion of celestial bodies. Aristotle believed that celestial objects moved in perfect circular orbits around Earth, which did not match the observed motions of planets and stars. Additionally, his theory was unable to explain retrograde motion, where planets appear to move backwards in the sky.
motion can be observed from any position
No because its not mandatory for it to be in motion constantly inorder to be observed.
This explanation unified the motion of celestial bodies and motion of objects on earth.
An armillary sphere is a model of the celestial sphere that represents the apparent motion of the stars and planets around the Earth. It consists of a series of rings, or armillae, that represent the celestial equator, ecliptic, and other key celestial circles. Historically, it was used for teaching astronomy, demonstrating the positions of celestial bodies, and aiding in navigation. Additionally, it illustrates concepts like celestial coordinates and the relationship between the Earth and the heavens.
This explanation unified the motion of celestial bodies and motion of objects on earth.
Gravity does.
Circumpolar motion refers to the motion of the stars relative to the viewer in a particular spot. Stars that are said to be circumpolar never cross the horizon as they cross the sky for the viewer.