-
Place a sheet of wax paper over the test
card.
-
Place three drops of B on the wax
paper over the blue circle on the test card.
-
Use the toothpick to examine the properties
of B. Record your observations below.
-
Besides the color, describe 2 properties
of drop
B that you observed.
-
Put the toothpick in the waste cup.
-
Place three drops of Y on the wax
paper over the yellow circle on the test card.
-
Use a new toothpick to examine the
properties of Y. Record your observations below.
-
Besides the color, describe 2 properties
of drop Y that your observed.
-
Put the toothpick in the waste cup.
-
Place two drops of Y on the wax paper
over the yellow and blue circle on the test card. Place two
drops of B on top of Y.
-
Use a new toothpick to gently mix the yellow
and blue drops. Examine the properties of this new mixture.
-
Answer questions 13-15 below.
-
Describe 2 properties of the combined drops
that you observed.
-
Is the new mixture more like drop
Y
or drop
B?
-
Explain your answer to quesiton 4.
-
Put the wax paper and the toothpick into
the waste cup and use a paper towel to dry the test card.
