Why food coloring particles are first condensed into a single drop, but after revisiting the cup of water several minutes later, the entire cup of water is colored?

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

Which of the following is an example of units for speed

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?