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
Index fossils Fossils of organisms that lived during a relatively short geologic time span. The three conditions To be an index fossil, a fossil organism must be found throughâ¦out the world. It must be easy to identify and many fossils of that organism must exist.