Answer:
Definition: U-shaped valleys form through glacial erosion. Glaciation develops in established v-shaped river valleys where the ice erodes the surrounding rocks to create a “U” shaped valley with a flat bottom and steep sides. Glacier movement is driven by gravity
Trees take in carbon dioxide and other gases that we cannot breathe in and gives us oxygen. It also helps other plants and animals nourish themselves. To some animals, trees are their habitat so by planting more trees, we are technically building a habitat for plants and animals to live in. It's also good shade on a sunny day.
1) (I am trying to help as much as I can, please be thankful) The rule they made affected the change of Russia tremendously.
Answer:
It tells me that it varied tremendously, all these different countries now have very different climates, which informs me that countries in Pangea still had weather that differed
