When a plate is pulled under another plate and melts into magma it is called subduction.
The Thermosphere feels very cold to us because of its low Thermal Energy. There are very few particles in the Thermosphere, so even if they were very, very<span> hot, it would feel cold.</span>
<u>Evidence of a large glacial lake northeastern Ontario:</u>
The evidences of a large glacial lake in northeastern Ontario are, sand ridges of Rome, relief forms in the plain around the lake in Ontario, the structure of the soil and the glacial remains.
This large glacial lake was named Iroquois which existed approximately 13000 years ago and is said to be enlargement of today's Ontario lake. This was formed because the St Lawrence river was blocked by an ice sheet and it drained towards the south east.
It is a beautiful and historic place. has interesting history, shops, and buildings. and the Pope lives very close by.