explain how pouring water on a fire puts the fire out in more than 1 way
science - sciencefreak101, Wednesday, April 21, 2010 at 10:40pm
james accidentally spills 2 containers, mixing their contents. he checks and finds that one contains salt crystals while the other contains powered sand. Describe a method that he might use to separate the 2 mixtures without losing any of either mixture.
science - PsyDAG, Thursday, April 22, 2010 at 12:01pm
Fire needs fuel, temperature and oxygen. How do you think water effects these?
Will the crystals dissolve in water? After pouring the water with the crystals out, can you cause the water to evaporate?