How did louisiana try to attract immigrants to move to the state in the early 1900s?.

Iconic memory is used when a loud thunderclap occurs during a storm. select the best answer from the choices provided t f

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.

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.