Examine the weather map. What does the symbol indicated by the arrows most likely represent? O a hurricane Scatte 73753 Bings 87/59 82759 H Minneapolis Detroit INCw York Chicago BOZI BY/65 Washington DOU 86/70 o low pressure o high pressure o high temperatures L San Francisco Denver 89760 B&/65 Atlanta Houston H 92/21 Н 9,1 93776

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

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?

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?