A neutral atom of oxygen has 8 protons and electrons .

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

1. georgia constitution is adopted 2. radical reconstruction ends in georgia 3. atlanta becomes the official state capital 4. jefferson franklin long becomes the 1st black congressman from georgia what is the correct sequence of events? a) 1, 3, 2, 4 b) 1, 2, 3, 4 c) 3, 1, 4, 2 d) 4, 2, 3, 1

Why is it necessary to obey social norms? write briefly.