List of Things That Dissolve in Water: Examples for Second Graders

📚 Quick Study Guide

🔍 Dissolving means when a solid mixes completely with a liquid (like water) and you can't see it anymore. 💧 Water is called a solvent because it can dissolve many things. 🍬 Sugar and salt are examples of things that dissolve in water. 🧱 Sand and rocks are examples of things that don't dissolve in water. 🌡️ Hot water usually dissolves things faster than cold water. 🥄 Stirring helps things dissolve faster too!

🧪 Practice Quiz

1. What does it mean when something dissolves in water?
   1. It becomes a different color.
   2. It mixes completely and disappears.
   3. It sinks to the bottom.
   4. It floats on top.
2. Which of these is the best example of something that dissolves in water?
   1. A rock
   2. Sugar
   3. Sand
   4. A toy car
3. Which of these is NOT likely to dissolve in water?
   1. Salt
   2. Honey
   3. Gravel
   4. Powdered Drink Mix
4. What is water called because it can dissolve many things?
   1. A solid
   2. A mixture
   3. A solvent
   4. A solution
5. Does hot water or cold water usually dissolve things faster?
   1. Cold water
   2. Hot water
   3. They dissolve at the same rate
   4. Only ice dissolves things
6. What can you do to help something dissolve faster in water?
   1. Let it sit without touching it.
   2. Stir it.
   3. Freeze it.
   4. Add more of the solid.
7. You mix a spoonful of sand into a glass of water. What will happen?
   1. The sand will dissolve and disappear.
   2. The water will turn a different color.
   3. The sand will sink to the bottom.
   4. The water will evaporate.