A physical change occur when objects or substances undergo a change that does not change in which the composition of a substance changes or one or more substances combine or break up from new substances.
Your answer for this problem is going to be :T-A-A-G-U-T-U-G
Answer:
The nitrogen cycle is a repeating cycle of processes during which nitrogen moves through both living and non-living things: the atmosphere, soil, water, plants, animals and bacteria. In order to move through the different parts of the cycle, nitrogen must change forms.
As the flower takes water that it needs to survive, the dye in it has no more density so it goes up with the water dying everything in its path blue.