What are solids, liquids, and gases

Physical Sciences
Standards
Preview
Standard Set 1. Physical Sciences
1. Materials come in different forms
(states), including solids, liquids, and
gases. As a basis for understanding
this concept:
1.a. Students know solids, liquids, and
gases have different properties.

by Kim Fields

Genre

Nonfiction

Comprehension Skill

Use Context Clues

Text Feature

• Glossary

Science Content

Matter

Scott Foresman Science 1.1

ISBN 0-328-23560-1

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Vocabulary
gas
liquid
property
solid

What are

Solids, Liquids,
and Gases?
by Kim Fields

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ISBN: 0-328-23560-1
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What is a property?
Size is a property.
A property is something you can notice.
You use your senses to notice a property.

A book has properties.
What size is the book?
Ice has properties.
What size is the ice?
Notice how big the book is.

Size is a property.

2

3


Properties of Things
Shape and color are properties.
The way something feels is also a property.

Look at the bedroom.
What shapes do you see?
What colors do you see?

Everything in the bedroom
has properties.

4

5


Solids
Some things are solids.
A solid has its own size.
These cars are solids.

A solid has its own shape.
You can move a solid to another place.
It will still be the same shape!

Many of your things
are solids.

6

7


Weight
Weight is a property.
Weight is how heavy something is.
Some things weigh more than others.

Look at the cat.
Look at the truck.
The truck weighs more than the cat.

The cat weighs less than the truck.

8

9


Liquids
A liquid takes the shape of its container.
It does not have its own shape.
It has its own amount or size.

Look at these glasses.
Each one has a different shape.
Each one has the same amount of liquid.

The liquids take the shapes
of the glasses.

10

11


Gases

A gas does not have its own shape.
A gas does not have its own size.

A gas can change size and shape.
A gas takes the shape of its container.
It also fills up its container.

Look at the bike.
It uses air.
You cannot see this gas.

We put air in our tires.

Air fills the balloon.

12

13


How are solids,
liquids, and gases
different?

Solids and liquids have their own size.
Gases do not have their own size.
A liquid takes the shape of its container.
A gas takes the shape of its container.
A solid has its own shape.

Gases are different from liquids.
Liquids are different from solids.
Look at the picture.
Can you find a solid?
Can you find a liquid?
Can you find a gas?
Solids, liquids,
and gases
have different
properties.

14

15


Glossary
gas

something that takes the shape
and size of its container

liquid

something that takes the shape
of its container and has its own
amount or size

property

something that you can
observe with your senses

solid

something that has its own
shape and size

16

What did you learn?
1. What are some properties of a solid?
2. How are liquids and gases the same? How
are they different?
3.

You learned about
three types of matter. Solids, liquids, and
gases have different properties. Think of a
day when you observed all three types of
matter. Write three sentences to describe
a solid, a liquid, and a gas that you
noticed.

4.

Use Context Clues Go back and look
at the picture on pages 8 and 9. What
does the picture tell you? How does it
help you figure out what is being talked

about?