Properties of Matter Concept Check

Why do all samples of a substance have the same intensive properties?

• Because intensive properties do not depend on the amount of substance present.

• Because all substances are made of atoms.

• Because substances are always in the same state.

• Because intensive properties change with temperature.

What are the three states of matter?

• Solid, liquid, gas

• Solid, plasma, vapor

• Liquid, vapor, plasma

• Gas, plasma, crystal

Tags

NGSS.MS-PS1-4

Which of the following is an extensive property?

• Color

• Density

• Mass

• Boiling point

Which property do both aluminum and copper share?

• Both are highly reflective

• Both are malleable

• Both can scratch each other

• Both are poor conductors of electricity

What is a physical property?

• A quality that can only be observed by changing the substance’s composition

• A quality or condition that can be observed or measured without changing the substance’s composition

• A property that only metals have

• A property that describes chemical reactivity

Which of the following is NOT an example of a physical property?

• Hardness

• Color

• Conductivity

• Reactivity with acid

Tags

NGSS.MS-PS1-4

Why does every sample of a given substance have identical intensive properties?

• Because every sample has the same composition

• Because every sample is a different color

• Because every sample is a different size

• Because every sample is a different temperature

Which of the following substances is a gas at room temperature and is colorless?

• Neon

• Bromine

• Mercury

• Gold

What is the melting point of sodium chloride?

• 801°C

• 1064°C

• -117°C

• -249°C

Tags

NGSS.MS-PS1-4

Based on the table, which substance would you expect to be a yellow solid at room temperature?

• Gold

• Neon

• Chlorine

• Mercury