Matter & Change TEST

What is gaseous state of substance that is a liquid or solid at room temperature?

• mixture

• vapor

• phase

What is a physical blend of two or more components?

• mixture

• compound

• product

What is a part of a sample having uniform composition and properties?

• product

• reactant

• phase

A substance formed in a chemical reaction is a _______.

• reactant

• product

• formula

The amount of matter an object contains is ____

• volume

• mass

• weight

_____is composed of 2 or more substances chemically combined in a fixed proportion.

• mixture

• compound

• element

A horizontal row of the periodic table is usually referred to as a

• family

• period

• group

An example of an extensive property of matter is

• temperature

• pressure

• mass

Which of the following is a physical change?

• corrosion

• explosion

• evaporation

Which of the following is true about homogeneous mixtures?

• They are known as solutions.

• They consist of two or more phases.

• They are always liquids.