id have to say cold
cold water
no
PURE
Flowers as in plants that flower do not need cold water they can be watered with tepid water or warm water for houseplants. Outside plants usually do fine with cold water.
Bubbles last longer in cool water because the cold water doesn't take energy from the bubbles
Yes because it is nutrition for the flower. Florists offer food with sugar and other things to help them last longer. Sugar water does not work for regular plants though. It will clog their roots and stop as much water being absorbed.
Because the cold water makes the bubbles colder and then the bubbles may pop.
7 up sprite and flower food
improve gammer /\/igga
Glow sticks glow in cold and warm water, but they last longer in warm water.
It lasts longer on cold days.
Salt is used to absorb moisture from the flower, hence 'dried flower'. By absorbing the water, the rate of decomposition of the flower is significantly reduced allowing the dried flower to last longer.