Answer:

12. It is easy to separate sand and water by filtering the mixture. ... The water can also be recovered as well as the salt if the water vapour is trapped and cooled to condense the water vapour back into a liquid. This process is called distillation.

13. Will leave a clear film that will decrease temps if you do not use alcohol to wipe it down.

14. When water is warm it evaporates much quicker than when water is cool. Therefore, the heat from the sun helps to dry clothes quickly.

15. Fresh fish rapidly deteriorates unless some way can be found to preserve it. Drying is a method of food preservation that works by removing water from the food, which inhibits the growth of microorganisms. Open air drying using sun and wind has been practiced since ancient times to ... The traditional process of preparing it is to dry the fish in the sun before.

Explanation:

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Answer:

- Sand therefore does not dissolve in water and is insoluble. It is easy to separate sand and water by filtering the mixture. ... The water can also be recovered as well as the salt if the water vapour is trapped and cooled to condense the water vapour back into a liquid. This process is called distillation.

-If you leave the cap off your bottle of rubbing alcohol, isopropanol will evaporate much more quickly than if the lid is kept on. Surface area. If a greater surface area of the rubbing alcohol is exposed to air — for instance, if you pour rubbing alcohol into a shallow dish — it will evaporate faster

-The clothes can also last longer hanging under the sun. Because it does't rolling and stretch clothes like laundry dryer does. Clothes won't shrink, too. And according to Washer/Dryer Comboz, sun is a “natural sanitizer”, so if you dry you clothes under sun, they will smell cleaner and fresher.

-Nothing is more important to us on Earth than the Sun. Without the Sun's heat and light, the Earth would be a lifeless ball of ice-coated rock. The Sun warms our seas, stirs our atmosphere, generates our weather patterns, and gives energy to the growing green plants that provide the food and oxygen for life on Earth.