Why did aristotle's geocentric theory fail to match the expected predictions? a. all stars appear to move in different directions. b. a few celestial objects appear to have retrograde motion. c. all celestial objects periodically exhibit retrograde motion. d. the sun's motion is erratic.

Two types of resources are natural and human. true or false

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.

When caring for a client with liver disease, what special precautions must the nurse implement related to bowel elimination?