[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D.](https://indike.org/pramana/ins.science.ray-1902) › v1.c10.t8 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c10.t8: Gravitation A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c10.t8 - **Language:** English ### Gravitation ### [v1.c10.t8.1](https://indike.org/pramana/ins.science.ray-1902.v1.c10.t8.1) “12. Gravity is the peculiar cause of primary descent or falling. ### [v1.c10.t8.2](https://indike.org/pramana/ins.science.ray-1902.v1.c10.t8.2) “It affects earth and water. Gold is affected by this quality, by reason of earth contained in it. ### [v1.c10.t8.3](https://indike.org/pramana/ins.science.ray-1902.v1.c10.t8.3) “In the absence of a countervailing cause, as adhesion, velocity, or some act of volition, descent results from this quality. Thus a cocoanut is withheld from falling by adhesion of the footstalk; but, this impediment ceasing on maturity of the fruit, it falls. ### [v1.c10.t8.4](https://indike.org/pramana/ins.science.ray-1902.v1.c10.t8.4) “According to Udayana Āchārya, gravity is imperceptible, but to be inferred from the act of falling. Vallabha maintains that it is perceived in the position of a thing descending to a lower situation. --- Source: [https://indike.org/pramana/ins.science.ray-1902.v1.c10.t8](https://indike.org/pramana/ins.science.ray-1902.v1.c10.t8) · Pramāṇa