Answers: 1
Biology, 22.06.2019 09:40
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?
Answers: 1
Biology, 22.06.2019 12:00
This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement
Answers: 1
El cerebro controla ciertas actividades de nuestro cuerpo, ¿qué estructura a nivel celular lleva a...
Mathematics, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
English, 15.12.2020 03:30
History, 15.12.2020 03:30
Chemistry, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
Physics, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
Medicine, 15.12.2020 03:30
Mathematics, 15.12.2020 03:30
Biology, 15.12.2020 03:30
Biology, 15.12.2020 03:30