Activity 2: Red or blue?
Directions: In this activity you will explore and explain convection in liquids. Please
ask assistance from your parents/guardian before doing the task. Refer to figure 1.
Set Up
Set Up
Red (Hot Water)
Blue (Cold Water)
Red (Hot Water)
Blue (Cold Water)
Figure 1: Hot and Cold Water with Red and Blue Ink
Photo by: Christine B. Lomerio
Fill in the blank. Study figure 1 and complete the following sentences by writing the
correct answer.
1. In Set up A Cold water in blue ink moves
the second bottom
bottle until both color mixes together.
2. In Set up B Hot water
on it's position and it seems that there is
no any movement between what is inside for both bottle.
3. In Set up A water moves because of differences in
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