Living resources are technically renewable, so trees, for example, they are needed for firewood, paper, whatever else we use trees for as a 'resource.'
Nonliving resources would be like coal, something that takes a long time to get there.
A. Spin because in a twirling motion tend to become a spinning type of motion. I think
The loess hills are a formation of wind-deposited loess soil in the westernmost or Iowa and Missouri along the Missouri river
hope this information helps you :)