What constitutes a âSolâ cycle in the film âThe Martianâ. While the book uses the term, it does not explain the definition or exact length. Real-life NASA, however, does. One sol = one solar day. Mars Solar Days and 24-hr Clock Convention
Q: Index fossils are used to determine the _____ of the rock. a. age c. color b. makeup d. none of the above A: Index fossils are used to determine the age of the rock. Get an answer
Fossil species that are used to distinguish one layer from another are called index fossils. Index fossils occur for a limited interval of time. Usually index fossils are fossil organisms that are common, easily identified, and found across a large area.