No, temperature does not change the nature and strength of gravity. Gravity is a fundamental force of nature that acts between objects with mass. It is described by Newton's law of universal gravitation and later refined by Einstein's theory of general relativity.
The strength of gravity between two objects is determined by their masses and the distance between them. Temperature, on the other hand, is a measure of the average kinetic energy of particles in a substance. It does not directly affect the gravitational interaction between objects.
However, it's worth noting that the distribution of mass can be influenced by temperature. For example, in astrophysical contexts, changes in temperature can affect the density and pressure profiles of celestial objects such as stars. These changes in density and pressure can, in turn, impact the gravitational forces within those objects.
Furthermore, in the context of general relativity, temperature and energy distributions can influence the curvature of spacetime, which is related to the gravitational field. This is seen in phenomena such as gravitational lensing, where the path of light is bent by massive objects.
In summary, while temperature can have indirect effects on the distribution of mass and energy, it does not directly alter the nature or strength of gravity itself. Gravity remains a fundamental force of nature that acts independently of temperature.