What can scientists learn from magnetic striping patterns.

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

what should students do prior to taking the act science test? o a. determine whether they need to skip the optional act science test prior to registering for a test date o b. take first-year college courses related to science o c. enroll in dual enrollment courses to have a college-level understanding of science o d. take high school courses in earth science, physical science, and biology submit

The expression 1.08s + 1.02b1.08s+1.02b1, point, 08, s, plus, 1, point, 02, b predicts the end-of-year value of a financial portfolio where sss is the value of stocks and bbb is the value of bonds in the portfolio at the beginning of the year. what is the predicted end-of-year value of a portfolio that begins the year with \$200$200dollar sign, 200 in stocks and \$100$100dollar sign, 100 in bonds?