17, to be neutral it has to have equal number of protons and electrons
The layer of atmosphere that MOST planes fly in is called the troposphere.
Pure air is a mixture of several gases that are invisible and odorless. Consists of 78% nitrogen, 21% oxygen, and less than 1% of argon, carbon dioxide.
Conversating and conversate are actual words
Answer:
The Sun will appear to rise and set more slowly.