Explain how scientists use seismic data to obtain information about the Earth and earthquakes. In your post, include the instrument(s) used, the data produced by the instruments, and how the data is examined. pls answer for bonus

Earth science

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98