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प्रश्न
Do this experiment in groups of four friends. Each group will need a big pot filled with water and the things listed on the table. Put each thing one by one in water and observe. Write your observations in the table given below.
Mark [✓] for the things that float. Mark [×] for those that sink.
| Things to be put in water | I guessed before I did it | I saw when I did it |
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| Iron nail or pin | ||
| Matchstick | ||
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Aluminum foil (from medicine packing)
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| A piece of ice |
उत्तर
Do it yourself.
APPEARS IN
संबंधित प्रश्न
Ayesha put a puffed puri in a bowl of water. Would it sink or float?
Have you seen that something floats on water while others sink?
What do you think, the lemon floated in salty water, because ______
Make groups of four friends. For the experiment, you will need 4-5 glasses or bowls, spoons, water, and the things listed in the table. Take some water in each glass. Now try to dissolve one thing in one glass. Observe what happens and note it in the table.
| Things | Did it dissolve or not? | What happened after keeping for 2 minutes? |
| 1. Salt | ______ | ______ |
| 2. Soil | ______ | ______ |
| 3. Chalk powder | ______ | ______ |
| 4. 1 spoon milk | ______ | ______ |
| 5. Oil | ______ | ______ |
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After doing the experiment, fill in the blanks.
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