Index fossils are found throughout the world and come from organisms which existed during limited periods of geologic time. which of the following best describes what index fossils be used to determine?

How did economics delay scientists' first attempts for conservation in each story? describe the political actions that led to successful conservation in both stories. i have them all done but these two. none of my teachers are responding and i just need . i can show both stories.

Match the factors that affect personal financing to their relevant categories. -employment status -war -children’s education -export-import fluctuations -family members -global recession -government personal factors global factors economic factors

Which white house agency monitors the spending of federal agencies