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Biology, 21.06.2019 13:30
Heat is the amount of heat required to change the temperature of 1 gram of a substance by 1Β°c, and it is related to the chemical composition of the substance.
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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 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?
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Biology, 22.06.2019 20:00
Which fossil organism in whale evolution do you think was the first to live mostly in water? explain your claim with evidence and reasoning?
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Biology, 22.06.2019 21:00
What would happen if a plant could carry out photosynthesis, but not respiration? question 1 options: it would have no food. it would have too much water. it would be unable to capture the energy in sunlight. it could make food but not break it down for energy.
Answers: 1
Anot-for-profit organization incurred $10,000 in management and general expenses in the current fisc...
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