Stop & Jot 1. Why do we have day & night?
2.
Is it the same time (3pm) everywhere in the world? (Hint: If it is 3pm in Boston will it be 3pm
everywhere else in the world?)
3. Why is it summer in one part of the world and winter, in another part?

2 no because of the Greenwich meridian the eastern are sleeping or doing other things

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

the maximum mass of nh3 is nh3 in grams