What is a hypothesis?
a. a description of the steps involved in an experiment
b...
Biology, 22.12.2019 19:31 F00Dislife
What is a hypothesis?
a. a description of the steps involved in an experiment
b. a question that cannot be scientifically tested
c. a statement that summarizes the results of an experiment
d. a statement that can be tested through a scientific investigation
Answers: 2
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80 points pls 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 planetsβ 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
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