The earth completes one revolution every

Every 365 days. One revolution = one year, and a fun fact is that scientists started to know the earth was moving in the beginning of the 16th century. :-)

Themes; subfields is the answer

Your answer is d. silli hope this ! : ) i left an explanation down below if you need it: a sill forms when hot magma squeezes between layers of rock to form a hardened sheet of rock. a sill is basically a tabular sheet intrusion between old layers of sedimentary rock, volcanic beds, or in the direction of foliation inherent in metamorphic rock. the word sill means a concordant intrusive sheet.