please solve

P1. [10 Points] Most scientists of the late nineteenth century accepted the idea that the chemical elements consist of atoms, but they knew almost nothing about the atoms themselves. One clue was the discovery that all atoms contain electrons. Since electrons carry negative charges whereas atoms are neutral, positively charged matter of some kind must be present in atoms. (a) Please describe the two models which were proposed by Thomson and Rutherford to explain the atomic structure. (b) Also, explain how the Rutherford scattering experiments showed the Thomson model to be incorrect. You can use a qualitative sketch for the description