Page 125 - Active Science 5 Ebook and Activity

Matter
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Learning Objectives

To Understand
• States of matter

• Properties of different states of matter
• Physical and chemical changes around

To Find Out
• What happens on heating and cooling of solids, liquids and gases?

Let’s Begin

Anything that occupies space and has mass is known as matter. Matter is made of tiny
units called molecules. The arrangement of these molecules vary in different states of
matter. Solid, liquid and gas are the three states of matter.

Identify and write the state for each of these:

______________ ______________ ______________ ______________

______________ ______________ ______________ ______________

Matter
The smallest unit in the sequence of learning English is the alphabet. Then alphabets are
arranged to form words. Words put in proper sequence to form sentences. The sentences

in proper sequence form paragraphs.

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