In the civil war, why is ft. sumter significant?

Music the height of a wave or the amount of the wave carries is the amplitude. a.air b.nodes c.speed d.energy

What happens after a star goes supernova? just wondering! [tex]supernova [/tex] answer asap i really wanna know!

Should the city pass a ban on skateboarders on all public property, or are the citizens who oppose the ban right when they argue that there are benefits to having the skateboarders in public parks? plan and write a response in which you state your position and persuade readers to agree with you. support your position with reasons and examples drawn from the proposed amendment to ban skateboarding and from information in the letters to the editor, as well as from your own experience.