PS 1-2 Matter: Lesson 3 Flashcard Review

Front

What does flammability describe?

Back

Flammability describes a substance's ability to burn.

Front

If a substance is flammable, what can we infer about it?

Back

If a substance is flammable, it can catch fire and burn.

Front

What is the significance of a substance having a low melting point?

Back

A low melting point indicates that the substance transitions from solid to liquid at a lower temperature.

Front

What is the melting point of Ibuprofen?

Back

The melting point of Ibuprofen is 75 degrees Celsius.

Front

Why do sugar crystals dissolve in water while sand does not?

Back

Sugar is soluble in water, while sand is not soluble.

Front

What are physical properties?

Back

Physical properties are characteristics of a substance that can be observed without changing its chemical composition, such as density, solubility, color, texture, and state of matter.

Front

List some examples of physical properties.

Back

Examples of physical properties include density, solubility, color, texture, state of matter, and boiling point.

Front

What is the difference between soluble and insoluble substances?

Back

Soluble substances can dissolve in a solvent, while insoluble substances cannot.

Front

How does density relate to the state of matter?

Back

Density is a physical property that can vary between different states of matter (solid, liquid, gas) and helps determine how substances interact.

Front

What is the boiling point?

Back

The boiling point is the temperature at which a substance transitions from a liquid to a gas.