It was based on many years of survey information from several sources and was called “Soil Classification - a Binomial System for South Africa”, known as the “red book”. It uses unique combinations of topsoil and subsoil horizons (layers) to place a soil into a specific soil form.
Answer:
Once the high mass star starts to run out of hydrogen in the core, and starts burning hydrogen in the shell, it expands into a Red Giant stage just like we saw for low mass stars. ... The helium core is so hot that nuclear fusion begins there slowly over time, without degeneracy pressure becoming a factor. I don't know if this will help
Explanation:
The world is not blue but just some of it.
A law made saying you aren't aloud more than two children
The north American city that’s not considered as one of the three largest city in the world could be Chicago
