Lesson 1&2 Describing, classifying, and measuring matter

What is the definition matter?

• Matter is anything has mass and takes up space

• matter is how much of something is in an object

• Matter is when atoms bond up to create what we call, matter!

• Matter is the force of pull on something

" A single kind of matter that is pure and has a specific set of properties" What Am I?

• Substance

• compound

• element

• mixture

Define physical property

• A physical property is a characteristic of a pure substance that can be observed without changing it into another substance.

• A physical property is a substance that has the ability to change into different substances.

As you see the picture, what word best describes it?

• compound

• Homogeneous mixture

• mixture

• Heterogeneous Mixture

Which two answers best describe what an atom is?

• An atom is a basic particle from which all elements are made

• An atom is the largest particle of an element that has the properties of that element

• An atom is the smallest particle of an element that has the properties of an element

• A atom is a large chunk of which all elements are made

Is a compound a chemical change, or a physical change?

• Chemical Change

• Physical Change

• Can be both

Mira has a set of different elements and very special molecule that are in her house. She accidentally mixed them up and needs your help figuring which ones which. What are the definitions of a Element and Molecule?

• An Element is a substance that contains one kind of atom and cannot be broken down into a simpler form

• A Molecule is a neutral group of two or more atoms held together by covalent bonds.

• An Element is a neutral group of two or more atoms held together by covalent bonds.

• An Molecule is a substance that contains one kind of atom and cannot be broken down into a simpler form

What is a chemical Property?

• A chemical property is a characteristic of a substance that describes its ability to change into different substances.

• A chemical property is when you create something and it does something chemical which creates a new substance.

• A chemical property is when you use something and try to change it, but it is still the same.