NASA HQ are in Houston, Texas. Famous quote "Houston we have a problem" from Apollo 13 relates to it.
Answer:
for answering other peoples questions in the top left corner there should be a drop down where you can change the grade preference and the subject!
and when you ask a question they should let you choose the subject before you ask.
I believe it's the <span>Treaty of Brest-Litovsk, correct me if I'm wrong. </span>
Answer:
A common explanation is that the Civil War was fought over the moral issue of slavery. In fact, it was the economics of slavery and political control of that system that was central to the conflict.
Explanation:
Answer: Gold
Explanation: "Spanish explorer Francisco Pizarro heard rumors of an empire to the south that had large amounts of gold."
