What is the difference between the grassland and savanna biomes? grassland biomes are closer to the equator and receive more rain savanna biomes are closer to the equator and receive more rain grassland biomes contain mostly grasses savanna biomes contain mostly grasses

At which location in earth’s interior does the top density continue to increase as thickness decreases?

Me brainliest 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?

What organs comprise the respiratory system of a bird