What do you think happens to the total amount of kinetic and gravitational energy that the roller coaster train has from the start to the end of the ride? Does it increase, decrease, or stay the same? Explain your answer

The structure of the federal bureaucracy is well-known as being large and complex. which of the following is not part of the federal bureaucracy?

Which of the following is not a country in the middle east (plato) a. armenia b.azerbaijan c.somalia d.sudan

The persian wars started when emperor darius i began an invasion of greece. what caused darius to decide to attack greece? a. greek pirates had raided persia's merchant ships and coastal towns. b. greek armies had attacked and taken over land that belonged to persia. c. greek city-states had supported rebellions in the persian empire. d. greek leaders had declared independence from the persian empire.