o D
3. Zip the zipper bag, and press it into a shape you like. How many shapes can you and your classmates make?
1
2
Air has / does not have a fixed shape. Quick Check
o D
4. Open the zipper bag a little. Press the bag with your hand. What happens to the tissue? What property of air does this show?
Air can / cannot flow. Quick Check
We can see water, but we cannot see air. e
Origin of Life
Water
Air
explore them with our sense organs
Properties colour smell taste shape flow
63
Made with FlippingBook Ebook Creator