Garima observed that when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles formed all around inside the bottle. Help Garima to know why it happened.

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When sunlight falls on a capped bottle full of water, the water heats up and the air dissolved in it begins to escape from the bottle as bubbles.

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Q. Garima observed that when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles formed all around inside the bottle. Help Garima to know why it happened?

Q. Garima observed when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles were formed all around inside the bottle. Help Garima to know why it so happened?

54 Paheli kept some water in a beaker for heating. She observed that tiny bubbles appeared before the water started to boil. She boiled the water for about 5 minutes and filled it in a bottle up to the brim and kept the bottle airtight till it cooled down to room temperature.

(a) Why did the tiny bubbles appeared?

Paheli kept some water in a beaker for heating. She observed that tiny bubbles appeared before the water started to boil. She boiled the water for about 5 minutes and filled it in a bottle up to the brim and kept the bottle airtight till it cooled down to room temperature.

(a) Why did the tiny bubbles appeared?

(b) Do you think tiny bubbles will appear on heating the water taken out from the bottle? Justify your answer

oojho took an empty plastic bottle, turned it upside down and dipped its open mouth into a bucket filled with water. He then tilted the bottle slightly and made the following observations.

(i) Bubbles of air came out from the bottle.

(ii) Some water entered the bottle.

(iii) Nitrogen gas came out in the form of bubbles and oxygen gets dissolved in water.

(iv) No bubbles formed, only water entered the bottle

Which observations is/are correct?

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Garima observed that when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles formed all around inside the bottle. Help Garima to know why it happened.

When sunlight falls on a capped bottle full of water, the water heats up and the air dissolved in it begins to escape from the bottle as bubbles. ​

When sunlight falls on a capped bottle full of water, the water heats up and the air dissolved in it begins to escape from the bottle as bubbles.