Atoms, Molecules, and Substances
Properties of Matter
The Three States of Matter
Phase Changes
Heat
100

When you combine two or more elements together into a molecule, you have created a...

A compound

100
What is the name of the temperature that changes a material from a solid to a liquid?
Melting point
100
What state of matter has a definite shape and definite volume?
Solid
100
What is it called when a gas turns into a liquid?
Condensation
100

What happens to matter when it heats up?

It expands because the molecules speed up and spread out.

200
When you combine two or more atoms, you always get
A molecule
200
When you pour oil into water and watch the water sink below the oil, you are comparing these liquids using the property of
Density
200
What state of matter has no definite shape and no definite volume?
Gas
200
When a solid turns to a liquid it is said to be...
Melting
200

What happens to matter when heat is taken away and it is cooled?

It contracts because the atoms slow down and move closer.

300
The smallest piece of matter that maintains the properties of a substance is called
An atom
300

For an object to be considered matter it must consist of

Mass and volume

300

What state of matter has mass and takes up space?

All of them

300
What is it called when a liquid turns into a gas?
Evaporation
300

What type of heat transfer transfers heat through direct touch?

Conduction

400
A chemical that cannot be broken down into other chemicals is called
An element
400
If you take two different solids and see how much of the solids you can dissolve in water. By doing this, you are comparing their
Solubility
400
What state of matter can be invisible at times
Gas
400

When a liquid turns into a solid?

Freezing

400

What type of heat transfer is transferred through electromagnetic waves?

Radiation

500
What is the center of an atom?
Nucleus
500

What is the temperature called when you turn a liquid into a gas?

Boiling Point

500
What state of matter can take the shape of it's container
Both gas and liquid
500

What is the boiling point of water?

320F or 00C

500

What type of heat transfer is used to transfer heat through liquids and gases, creating a circulation of heat rising and cool falling? 

Convection

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