Make a atomic model of carbon-12 in mine craft

(If it's good I'll give a lot of points)

Which position represents spring in the southern hemisphere? a) b) c) d)

What effect might melting sea ice have for people who live in coastal areas?

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this