Bands in metamorphic rocks are formed by a. different chemicals in the earth coloring the rock b. the layering of the rock c. the minerals and materials in the rock breaking apart and combining in a different way. d. pressure pushing two different rocks together like a sandwich

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

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?

Which of these correctly describes the difference between processes that take place in prokaryotic and eukaryotic cells?