The answer is..........Rilles
The sun (solar energy)
The Earth (geothermal) this can also be known as internal
Explanation:
Archeologists list the location of each item because they want to spread knowledge for everyone and lpeven let the future generations know about this..
hope this helps you..
Thanxx
Magnetic reversal is a<span> change in the Earth's </span>magnetic<span> field resulting in the </span>magnetic<span> north being aligned with the south, and vise versa. This also supports the sea floor spreading idea. </span>