Can you name three properties of substances?
"students will understand the different properties of substances in the three states of matter, solids, liquids, and gases. "
Learning objective:
Physical properties of substances are measured with physical tools. Chemical properties are related to how a substance changes when combined with other substances. Some substances have both physical and chemical properties.
Properties of Substances
Physical Properties: Properties that can be observed without changing the substance's composition. Chemical Properties: Properties that describe how a substance interacts with other substances when combined, such as reactivity and flammability. Substance: A material with a definite composition and specific properties.
Concepts:
The colors and smells of substances are both physical properties. The boiling point of water is a chemical property. Diamonds are the hardest substance on Earth!
Fun facts:
Work together in pairs: Name a property that is unique to liquids?
Work together in pairs: What are the two most important properties of a solid substance?
Brain break: Draw a blue elephant juggling three purple stars
Which of these is a property of a solid?
- A. Expansion
- B. Compressibility
- C. Transparency
- D. Flammability
Which of these is a property of a liquid?
- A. Conductivity
- B. Elasticity
- C. Viscosity
- D. Refraction
Which of these is a property of a gas?
- A. Volume
- B. Density
- C. Hardness
- D. Transparency
Which of these is a property of a chemical?
- A. Reactivity
- B. Color
- C. Elasticity
- D. Refraction
Which of these is a property of matter?
- A. Transparency
- B. Weight
- C. Magnetism
- D. Sound