Water obtained from natural resources does not show neutral ph. what is the reason behind this? the neutral nature of water changes due to its ability to dissociate into h+ and oh- ions. the neutral nature of water changes due to mixing of various salts, bases, and acids, thus changing its ph. the neutral nature of water changes due to mixing of other neutral substances, thus changing its ph. nextreset

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.