RED = WARMER WATER
BLUE = COLDER WATER
PREDICT
When warmer water and colder water are placed in the same container, what do you predict will happen?
I predict the WARMER water will:
I predict the COLDER water will:
Select a prediction for both water types to continue.
Write your prediction on your worksheet too before locking.
OBSERVE
Your prediction:
Press START to begin the observation.
Watch carefully: Which color moves upward? Which moves downward? What pattern develops?
RECORD YOUR EVIDENCE
✓ Observation complete — record what you observed.
Question 3
"What pattern did you observe in the movement of the warmer and colder water?"
Question 4
"Use density to explain why the warmer and colder water moved differently. Identify which water was more dense and explain what happened as a result."
We will discuss the density explanation together as a class.