3000 people died in World Trade Center buildings in New York; Pennsylvania air crash and in Pentagon all attacks were done by using hijacked planes
Hello there, and welcome! :)
Garret Morgan actually invent two things to be honest! (which are: gas mask and traffic light)
But from your choices on here, he invented the The Traffic Light (option B.)
Good luck on your assignment and enjoy your day!
~MeIsKairlyn:)
Answer:
According to Boundless Chemistry, the nucleus (center) of the atom contains the protons (positively charged) and the neutrons (no charge). Atoms are made up of protons and neutrons located within the nucleus, including electrons that are in orbitals that surround the nucleus.
Hope this helps! If it did then please mark brainliest!
The noteworthy about the work of Daniel Burnham, Louis Sullivan, and Frederick Law Olmstead is they constructed high rises in urban areas on both coasts. They all took a shot at structures for the 1893 Chicago World's Fair, which presented numerous advancements.
<span>The guilds in the Middle Ages were an important part of life in Medieval times. A higher social status could be achieved through guild membership, and feudalism encouraged people to do this. There were many advantages of becoming a member of a guild. Guild members in the Middle Ages were supported by the Guild if they became sick. There were two main kinds of Medieval guilds - Merchant Guilds and Craft Guilds. A man would have to work through three phases to become an elite member of a Medieval Guild during the Middle Ages - apprentice, journeyman and master.</span>