🧪 Part 1: Before the Experiment

1. What do you think will happen when we add food colouring to oil and water?

The colours will mix completely

The colours will create a fireworks effect

Nothing will happen

The oil will disappear

2. Which materials do we need for our experiment? (Tick all that apply)

Clear jar

Cooking oil

Water

Food colouring

Sand

3. Fill in the blanks with the correct words:

Oil and water don't _______ because they have different _______.

Word bank: mix, density, colour, temperature

👀 Part 2: During the Experiment

4. Number the steps in the correct order (1-4):

_____ Add drops of food colouring

_____ Fill jar 3/4 with cooking oil

_____ Watch the fireworks effect

_____ Slowly add water to almost fill the jar

5. Draw what you observed in your jar:

6. Describe what happened when you added the food colouring:

7. Why do you think the oil and water separated?

They have different colours

They have different densities

They are too hot

They don't like each other

8. Complete this sentence about your experiment:

I saw that the food colouring _________________________________

_________________________________________________________

9. What other liquids do you think might not mix with water?

10. Would you like to try this experiment again? Why or why not?