The matter that has neither a constant volume nor a constant shape
1. STATES OF MATTER SAHAN RASIKA SALPAGE DEPARTMENT OF CHEMISTRY AND BIOCHEMISTRY
2. WHAT IS MATTER? • Anything that has mass and volume. Pencil Water Air 2
3. WHAT ARE THE STATES OF MATTER? • Matter exist in three states in nature 1.Solid state 2.Liquid state 3.Gaseous state 3
4. WHAT IS A SOLID? • Matter that has constant volume and constant shape Pencil Table 4
5. WHAT IS A LIQUID? • Matter that has a constant volume but not a constant shape Water Drinks liquid flows to take the shape of the container It has a certain volume 5
6. WHAT IS A GAS? • Matter that has neither constant volume nor constant shape Air Gas Balloons A gas disperse to fill every space of the container A gas flows and take the shape of the container 6
7. SUMMARY What is Matter -Definition - Examples States of Matter - Solids, Liquids, Gases State of matter Example Constant volume Constant shape 1. Solid Pencil Yes Yes 2. Liquid Water Yes No 3. Gas Air No No 7
8. TEST YOUR SKILLS 1. What are the states of matter that water can have? 8
9. ANSWER • Water can exist in all three states, • Solid state-Ice (Below 0 °C) • Liquid state-Water (Room temperature) • Gaseous state-Steam (Above 100 °C ) Ice Water Steam 9