Answers: 3
Biology, 22.06.2019 09:30
What is the difference between a scientific hypotheses and a scientific theory?
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 14:30
Explain why scientists use the word dominant for certain traits.
Answers: 1
Biology, 22.06.2019 23:30
Viral infections can be contracted only from direct contact with someone infected true or false
Answers: 2
7. Reina is making museum exhibits about two different rock types. How could energy have played a ro...
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