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PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoIn day-to-day life, so many changes are taking place across many things around us. Some of these changes may occur in a minute or in a year, and few of them can be unnoticeable.
Let us now see about the slow and fast change with few examples.
Slow changes:
Slow changes occur over a prolonged period of time. i.e. over days, months, or years.
![rust.png](https://resources.cdn.yaclass.in/7f8b0270-dee1-4931-8276-31988787a246/rustw300.png)
Rusting of iron nails
1. Rusting is a slow chemical process where it takes at least four to six weeks for an iron object to turn into rust.
![fisg.png](https://resources.cdn.yaclass.in/3ff21152-75ee-415f-9eb8-4b0dcc1d9c85/fisgw300.png)
Drying of fish
2. Drying of fish takes place in the presence of heat or sunlight. It takes more than two weeks time for a fish to dry up completely.
Therefore, when the time taken for a change to occur is more, it is known as slow change.
Therefore, when the time taken for a change to occur is more, it is known as slow change.
- Nail and hair growth
- Seasonal changes
- Seed germination
- Ageing
- Ripening of fruits
- Day turns to night
- Growing crops in the agricultural field
- Falling leaves from trees
- Booming of flowers
- Rusting of iron nails and so on
Example:
Fast changes:
Fast changes are defined as those that occur in a short period of time (seconds or minutes). However, many changes are occurring in the human body every minute.
![balloon-pop1.png](https://resources.cdn.yaclass.in/47dbe9e9-401f-405f-95b3-c3e22b9ff79a/balloonpop1w300.png)
![do-choi7.jpg](https://resources.cdn.yaclass.in/13f653b8-7f1c-4736-9656-0fdbc1f6013c/dochoi7w300.jpg)
Bursting a balloon
1. Bursting a balloon is a fast and spontaneous process that takes less than a few seconds to burst by producing sound.
Therefore, when the time taken for a change to occur is less, it is known as fast change.
Therefore, when the time taken for a change to occur is less, it is known as fast change.
- Bursting a balloon
- Breaking a window
- Burning paper
- The spinning of a top
- Earthquakes
- Volcano eruption
- Floods
- Landslides
- Drying hair with a hairdryer and so on.
Example: