The role of science education can basically be explained by the four main purposes of science education. a. b. > Provide learners with the opportunity to learn about science. c. > Contribute towards personal and intellectual development of pupils. d.
Kuiper Belt Objects are thought to have formed farthest from the Sun. Oort Cloud comets are thought to have been ejected by the effects of Jupiter's gravitational influence. Daniel Â· 2 years ago.
The second theory holds that the Earth, Venus, Mars and Mercury would have been close enough to that proto-solar nebula that most of their water would have been vaporized by heat; these planets would have formed with little water in their rocks. In Earth's case, even more water would have been vaporized when the collision that formed the moon happened.