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Biology, 22.06.2019 10:10, NewKidnewlessons
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, 22.06.2019 12:30, MikeCrotch19251
Are the layers of rock above and below the coal older or younger?
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Biology, 22.06.2019 14:30, esperanzar3034
The process of meiosis produces only gametes, eggs or sperm. according to the diagram, how many sperm are formed from each cell that undergoes meiosis?
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Biology, 22.06.2019 15:10, cupcake3103670
Brian made this table to organize his notes on changes of state change of state energy change melting gain freezing lose deposition gain condensation lose
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Which of the following is a value of biodiversity...
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