Answer:
2. * the food coloring drops in the water,as it drops,it spreads throughout the bottle smoothly.
* when it spreads, it's starting to loss it's color.
*when dropped on the water,it's spread in any direction
3. if you were going to add the food coloring to the water,you might have the following observations:
1. The particles of the food coloring slowly scattered in the water
2. After some time,the water is colored.
(you can use the pic as reference)
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