- Springs are used in buffers of railway wagons.
- Gas filled balloon when rises up in the sky may burst.
- Shoes of runners have spikes on them.
- If we move our hand on cat’s skin, its hairs become straight
- We know direction by seeing pole star in the sky.
- Water in funnel rotates only in one direction.
- Flowers are colored and scented.
- Butterfly’s wings have shape and color like flower petals.
- If we pour kerosene in water pond, mosquito larvae get killed.
- Moon’s shape goes on changing with days.
- Sun looks bigger and reddish while rising and at sunset.
- We see mirage in sand
- Bats can fly with ease even in dark night.
- Mustered seeds burst when fried in oil.
- The seed pods of some plants burst if become wet.
- In strong wind, big trees fall but small shrubs remain safe
- Fish die if taken out of water.
burned.
- One can walk over red hot charcoal without harm to legs.
- Water if heated in paper cone boils but the paper does not get
- There is dew in winter.
