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5th grade Science - MacMillan/McGraw-Hill Chapter 7 Types of Matter

the smallest particle of an element that retains the properties of that element


A change that causes a new kind of matter to form with different properties.

chemical change

A way to write a compounds name using symbols.

Chemical Formula

A substance formed by the chemical combination of two or more elements held together by chemical bonds that cannot be separated by physical means.


A measure of how tightly matter is packed in a given amount of space.


a pure substance that cannot be broken down into any simpler substances.


A physical combination of two or more substances that does not form a new substance.


a particle that contains two or more atoms joined together.


A chart that shows all the known elements and their properties.

periodic table

A mixture that is blended so completely that it looks the same everywhere.


The prcoess in which mater changes state form a solid directly into a gas.


The substance in a solution that dissolves.


The substance in a solution into which other substances dissolve.


A substance that conducts heat and electricity.


a mixture where separate particles are big enough to see.

heterogeneous mixture

a mixture that look the same throughout.

homogeneous mixture

all matter is made up of ______________ .


The number of protons in an atom is the ______________.

Atomic number.

When are Solutions formed?

A substance dissolves in a solvent, like sugar dissolves in water.

A _____________ is formed when the atoms of two or more elements combine.


What three elements that make up most of living things?

the three elements are carbon, hydrogen and oxygen

_________ is an example of a compound.

Rust, water, or carbon dioxide are examples of a compound.

What type of element makes most of the periodic table?

Most elements in the periodic table are metals

Solutions & heterogeneous substances are similar because...

they are both mixtures of two different substances.

Solutions and heterogeneous mixtures are different because...

In solutions you can't see the different particles & in a heterogeneous mixture u can.

What 4 things are listed on the periodic table?

A element name, it's atomic number, it's abbreviation, and metals-metalloids-nonmetals.

How are elements organized in the periodic table?

The atomic numbers and families.

What are four or more physical properties of matter?

Weight, mass, volume, shape, texture, & color.

What is the chemical formula four water? (Explain what the letters and numbers mean.)

H,2,O, the H stands for hydrogen & the 2 after the H says that there are two hydrogen atoms, the O stands for oxygen since there is know number behind the O there is just one oxygen atom.

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