This was Horace Mann. He helped create and design the first educational system in the United States, he was the Massachusetts' Secretary of the Board of Education and he started the "Mann's Six Principles", which were his thoughts of how he would choose decisions. He did a lot for schooling and shaped it how it really is today.
There were two main reasons why Bush's approval ratings fell at the end of his presidency, the first being that the wars in Iraq and Afghanistan were wildly unpopular, and the second being that the US economy was struggling.
Rocks or Dirt. Most of the time geologist will use these to determine factors from the surrounding area such as how old it is, as well as how long its been there.
Probable Cause, this is under the 4th amendment
Hope this helps!
I believe that means it had world power. I'm not positive but I hope this helps!