In joints, the articulating surfaces are flat. (Click to select) In joints, a convex cylinder of one bone fits in a concave depression of the other bone. (Click to select) In joints, a bony process fits within a bony and/or ligament ring. (Click to select) In joints, a rounded bone surface of one bone fits inside a cuplike depression of the other bone. (Click to select) A joint consists of a convex surface of one bone articulating with a concave surface of another bone. (Click to select) In joints, an oval-shaped surface of one bone articulates with an oval depression in another bone.

20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?