Question 97
Make a solution
You will need: water, coloured crystals, a glass jar, a teaspoon, a measuring cylinder, a watch.
Do not touch or taste the crystals.
- Measure and pour 100 ml of water into the jar.
- Put a teaspoon of crystals into the jar and observe what happens.
- Describe what you observe in the water around the crystals.
- Draw and label your observations.
- Wait five minutes. Can you see the solid crystals any more?
- In this activity, which substance is the solute and which is the solvent?
- Which type of scientific enquiry did you use in the investigation?
You will need: water, coloured crystals, a glass jar, a teaspoon, a measuring cylinder, a watch.
Do not touch or taste the crystals.
- Measure and pour 100 ml of water into the jar.
- Put a teaspoon of crystals into the jar and observe what happens.
- Describe what you observe in the water around the crystals.
- Draw and label your observations.
- Wait five minutes. Can you see the solid crystals any more?
- In this activity, which substance is the solute and which is the solvent?
- Which type of scientific enquiry did you use in the investigation?
