Rank, from oldest to most recent, the following time periods: (a) Cretaceous, (b) Jurassic, (c) Triassic, (d) Tertiary, (e) Permian.

New york city has 2,181 inhabitants per square mile. the state of alaska has 1.03 inhabitants per square mile. ecologists would say alaska has a low exponential growth population density birth rate carrying capacity

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind

What is the average speed of a car that traveled 300.0 miles in 5.5 hours