Are you able to break an iron nail with your hands ? Are you able to do it ? Does it rejoin ?

Are you able to separate each component from the mixture?

Are you able to break the stream of water anywhere from the top to ground ? Can you break the stream permanently or momentarily ? What is the reason behind the stream of water remaining together ?

Would you be able to burn a paper using concave mirror ?

Are you angry with your parents. How do you wish your parents to be?

How do you harvest the rainwater in your house ?

Are you able to separate the sait from the salt water with a filter paper ?

Take some water in a wide mouthed bowl. Put an iron nail in it. What do you observe ? Put an empty iron tin in that bowl. What do you observe ?Also try to observe whether a wooden piece floats on water. What happens when a wooden bowl is dipped in water ? what is your conclusion from the above activity?

If you are suffering from fever, why are you not able to enjoy the taste of food?

Could you move your hand from your elbow in all the direction?Why?