Answers: 1
Biology, 22.06.2019 06:10, heroicblad
Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt
Answers: 2
Biology, 22.06.2019 09:40, OliTepley8032
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 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 15:00, Marliii363782
Which organelle plays a role in intracellular digestion?
Answers: 1
The current model of the atom suggests that a)an electron cloud surrounds the nucleus. b)a proton cl...
Mathematics, 31.03.2021 19:20
Mathematics, 31.03.2021 19:20
Mathematics, 31.03.2021 19:20
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Mathematics, 31.03.2021 19:20