Method

The Materials:

1.            An average plastic bowl able to sustain water.

2.            Two cords that can conduct electricity. Ex: Copper or steel.

3.            A pair of AA batteries (DC power).

4.            An electricity meter otherwise called a range doubler.

5.            Tap Water (something we add to the water)

6.            Salt(something we add to the water)

7.            Baking Soda(something we add to the water)

8.            Sugar(something we add to the water)

9.            Vinegar(something we add to the water)

10.        Baby powder(something we add to the water)

The Method:

1.            Start by pouring water into the bowl

2.            Put one of the conducting cords into one side of the bucket

3.            Put the other cord in the other side

4.            Connect one of the cords to a power source

5.            Connect the other one to the measurer

6.            Note down how much electricity the water will conduct

7.            Add salt

8.            Note it again

9.            Change the water and now add sugar

10.        Note the change

11.        And so on until we have used all the solutions