Matter

By: Neha Bidnurkar

What is a Physical Property?

Definition- Characteristics that describe an object are known as physical properties.

What are some examples of a physical property?

- volume

- hardness

- color

- luster

- density

- solubility

- odor

- taste

Now think about it yourself. What do these eight examples have in common?

- They all describe an object. That is what a physical property is!


Now what is something that would not be able to fit into the category of a physical property?

- The ability of paper to burn

Why is this not a physical property?

Because it does not describing a physical feature.

Now look at the picture in the top right corner. That picture helps me remember what a physical property is. Why? Because there are so many words that you can use to describe the object. Such as, colorful.

What is a chemical property?

Definition- A characteristic that is observed when a substance interacts with another substance.

What are some chemical properties?

- the ability to rust

- the ability to tarnish

- the ability to burn


Now think about something that would not be able to fit into the category of a chemical property?

If you thought about the ability to melt, then you are right.

Why is that not a chemical property?

Well, think about it this way-

What will happen if you leave a ice cube out in the sun? Well, the cube would melt. Even if the cube melts, it is still a form of water. Even when frozen it is a form of water. So this means that only by appearance ice cube changed. That is why it is not a physical property.


Now look at the picture below.

Big image

What is a Physical Change?

Definition- A change that alters the form or appearance of a material but does not change the material into another substance.


What are some physical changes?

- chopping wood

- molding clay

- a glass vase shattering


Now think about something that would not be able to fit into the category of a Physical change.

- A bomb bursting would be a chemical change, because of the property of combustion.

Big image

What is a Chemical change?

Definition- A change in matter that produces a substance with properties different from the original substance.


What are some chemical changes?

- Rust

- Burning

- Compounds broken down


Now what is something that woulda not fit into the category of a chemical change?

- boiling water

The PROPERTIES Song - Mr. Edmonds Rock with the tune from "Oblah-Di Oblah-Da"
Chemical changes vs. Physical changes