Question

Quantum Gravity. The biggest unsolved problem in fundamental physics is how gravity and the. ...​

Answer 1

Explanation:

the biggest unsolved problems in fundamental physics is how gravity and the quantum will be made to coexist with in the same theory

Answer 2

Answer:

The biggest challenge with quantum gravity, from a scientific point of view, is that we cannot do the experiments required. For example, a particle accelerator based on present technology would have to be larger than our whole galaxy in order to directly test the effects.