Well actually the thing keeping it together is the strong nuclear force but that's not the point. The gravitational force is much weaker than electromagnetic force, the particles would be much more likely to float away from each other
The greater the elevation, the less air pressure there is.
Their chemicals and their reactions, hope I helped
Answer: Through tourism.
Explanation:
Since NASA space centre is located in Florida where NASA launches spaceflight, this is a huge tourist attraction for viewers in the United States and world entirely.
Florida generates income through people coming to view the launch of the spaceflight as tourism.
The tourists help in many ways like lodging into hotels, buying one or two things, taking transport from one place to another which will eventually help Florida economy.