According to the image below, which season is about to begin in the southern hemisphere? Image shows Earth tilted 23.5 degrees away from the sun.

Summer
Autumn
Winter
Spring

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

In 2002, the rare earth elements mine in mountain pass, california was closed because

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.