Ocean water is a solution of water and salt
There's the electrons that surround the nucleus in shells. Electrons have a negative charge and way almost nothing.
In the nucleus, theres protons and neutrons. Neutrons have no charge while protons have a positve charge.
All atom have no charge unless they are ions where theres either more electrons than protons or vice versa.
Negative ions are attracted to positive ions e vice versa
Hope this will be hopeful
Answer:
Reaction time tests can be used to assess an individual's hand-eye coordination. One test involves catching a 1 metre ruler and measuring the distance, d in metres, that the ruler travelled before being caught. The reaction time t seconds is then calculated using the formula: = √2d/9.8