Matter and Atoms, Chapter 9, Lesson 1, Substances and Mixtures Lesson Outline

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What is matter?

Anything that has mass and takes up space.

The substances that make up a solution are ____________?

NOT bonded together, so adding more of one substance in a solution will NOT change the composition of the solution

What is matter made of?

The building blocks of matter are small particles called atoms.

What is matter NOT?

Types of energy, including heat, sound, and electricity, and forces such as magnetism and gravity are NOT matter.

What is a homogeneous mixture?

a mixture in which two or more substances are EVENLY mixed, but NOT bonded together

What is a heterogeneous mixture?

a mixture, such as trail mix, in which the substances are NOT evenly mixed

All three states of matter can be?

a solute or a solvent in a solution

What is a compound?

a substance made up of two or more elements that are chemically joined in a specific combination

All the matter in every category is made up of ____________.

atoms

Substances that make up mixtures are NOT _________ together.

bonded

The atoms that make up a compound are __________?

bonded together, so its composition is always the same

MOST matter is formed of ___________________?

compounds

The substance gold is made up of only one kind of atom called an ____________________?

element

A substance can be classified as _________________ or _______________.

element or compound

A magnet, a strainer, or a ladle can be used to separate the parts of a ________________ mixture.

heterogeneous

A mixture can be classified as ______________ or ______________.

homogeneous or heterogeneous

The different ways that atoms combine with each other help us identify different types of ___________?

matter

What is a mixture?

matter that can vary in its composition

What is a substances?

matter with a composition that is always the same

The parts of any kind of mixture, including trail mix, soda, and air, keep their _____________________?

properites

Homogeneous mixture is also called a _____________?

solution

Matter can be classified as __________________ or ________________.

substance ormixture

What two groups do scientists classify all matter into?

substances and mixtures

There are about 118 elements, each of which has its own chemical ______________________?

symbol

What is the difference between the two main kinds of matter?

their composition

What are molecules?

units formed of two or more atoms that are held together by chemical bonds

The best methods for separating a homogeneous mixture (a solution) is to _______.

use boiling or evaporation

How can you separate the parts of any mixture?

using physical processes


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