What distance was used to define the astronomical unit (AU)?
A) the average distance across the sun, its diameter
B) the average distance from the sun to Mercury, the closest planet
C) the average distance from the sun to Earth, our home planet
D) the average distance from the sun to Neptune, the farthest planet

Which of the following birds remained ancient looking in the miocene epoch? a. crows b. owls c. grouses d. none of the above

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3

Why does miranda have that particular vision of dr hildesheim answer?