Everyday examples of materials for first graders

📚 Quick Study Guide

• 🧱 Solids: These have a fixed shape and volume. Think of building blocks, a table, or a crayon.
• 💧 Liquids: They take the shape of their container and have a fixed volume. Examples include water, juice, and milk.
• 💨 Gases: They spread out to fill their container. Air, the steam from a hot shower, and the helium in a balloon are all gases.
• 🌱 Natural Materials: These come from nature, like wood from trees, cotton from plants, or wool from sheep.
• ⚙️ Man-Made Materials: These are made by people, often using natural resources. Examples include plastic, paper, and glass.
• 🌡️ Properties of Materials: We can describe materials by their properties, like color, texture (smooth, rough), and whether they are hard or soft.

🧪 Practice Quiz

1. Which of the following is an example of a solid?
   1. Water
   2. Air
   3. A block
   4. Steam
2. Which of the following is an example of a liquid?
   1. A rock
   2. Juice
   3. A balloon
   4. A table
3. Which of the following is an example of a gas?
   1. Milk
   2. A crayon
   3. Air
   4. A book
4. Which material comes from nature?
   1. Plastic
   2. Paper
   3. Wood
   4. Glass
5. Which material is made by people?
   1. Cotton
   2. Wool
   3. Plastic
   4. Wood
6. Which of the following describes a property of a material?
   1. Its weight
   2. Its color
   3. Its size
   4. All of the above
7. Which of these is NOT a property we use to describe materials?
   1. Texture
   2. Color
   3. Smell
   4. Taste