Modeling Matter

Anything that is made of more than one substance.

• matter

• mixture

• model

• molecule

A single part of a mixture - one ingredient.

• substance

• soluble

• dissolve

• dissolve

Something scientists make to answer questions about the real world. 

• minus

• mixture

• model

• matter

The stuff that things are made of. 

• mixture

• model

• molecule

• matter

Students want to know if two materials are the same. What observations could be useful for determining if the materials are the same?

Select all that apply.

• see if the materials dissolve in water

• add vinegar and observe if there are bubbles

• note the temperature at which the materials melt and turn into a liquid

• compare the sizes

A tiny piece of matter that is too small to see. 

• evidence

• atom

• molecule

• model

A group of atoms joined together in a particular way. 

• atom

• matter

• molecule

• evidence

To use any of the five senses to gather information about something.

• mixture

• substance

• property

• observe

Information that supports an answer to a question. 

• evidence

• mixture

• substance

• model

To describe how something works or why something happens. 

• evidence

• attract

• explain

• inference