The sun and the Earths core
The answer to this question is the Indus River. Hope that I could help!
Answer: C
Explanation:
Cultural diffusion is the spread of ideas and customs from one culture to the next
My story would be on the way to the core of the earth they pass the sial, upper crust,lower crust, they smell Radium, stenches of landfill. Layers of the earth are Upper crust, lower crust, lithosphere,asthenosphere, mantle, outer core, and inner core.
Measurement and Data
A Global Network
Secular Variation and Earth's Core
Crust, Ocean, and Mantle
Quiet Time Variation and the Ionosphere
Magnetic Storms and the Magnetosphere
i gave you six because im not sure im right but i hope it helps im sorry if they are wong tho :/