The diagram below shows the positions of earth, sun, and moon during two types of tides.

both represent tides during which (2 points)

a. the difference between the high and low tide is the greatest
b. the difference between the high and low tide is almost equal to the high tide
c. the gravitational forces due to the sun and the moon cancel each other's effect
d. the gravitational forces due to the sun and the moon amplify each other's effect

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?

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin

Which is a kingdom? protistachordataprokarya mammalia