Can someone please help me I really need help
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Answers: 3
Biology, 22.06.2019 04:30
In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?
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Biology, 22.06.2019 10:10
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?
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Biology, 23.06.2019 00:30
Which are results of technological advances? people's increased exposure to new ideas the development of an increasingly global culture their value by people around the world the bringing of harmony to diverse groups of people the reduction of the number of people living in rural areas
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Biology, 17.03.2020 18:44
Mathematics, 17.03.2020 18:44
Physics, 17.03.2020 18:45
Biology, 17.03.2020 18:45
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Social Studies, 17.03.2020 18:46
Social Studies, 17.03.2020 18:46