Name : ______________________________ Date : ______________________________ SCIENCE – OUR SENSE ORGANS 1.1 Finding Out About The World With Our Sense Organs. Our body finds out about the world around us using our sense organs. Sense organs are parts of our body that collect information from the surroundings. We have five sense organs eyes, ears, skin, tongue and nose. We see with our eyes. We hear with our ears. We touch and feel with our skin. We smell with our nose. We taste with our tongue. Our sense organs send messages to our brain in the head by special paths. Our brain then helps us to understand what is going on around us. Answer the questions bellow! 1. Which sense organs do you use when you open a can of drink and drink it ? Tell the reason why you use those sense organs ! ……………………………………………………………………………………………………… ……………………………………………………………………………………………………… ……………………………………………………………………………………………………… 2. Mention 3 informations that you can get by using your eyes! ……………………………………………………………………………………………………… ………………………………………………………………………………………………………. ……………………………………………………………………………………………………….. 3. Look at the picture and write what informations you will get when you use these sense organs! Sense Organs Hearing people talk, sounds of something, music, etc. 4. Why do you close your ears if you hear an unpleasant sound or the sound which is too loud? ……………………………………………………………………………………………………… ……………………………………………………………………………………………………… ……………………………………………………………………………………………………….. 5. What will happen if the information that we get from our sense organ is not sent to our brain ? ……………………………………………………………………………………………………… ……………………………………………………………………………………………………… ……………………………………………………………………………………………………… Kunci 6. Which sense organs do you use when you open a can of drink and drink it ? Tell the reason why you use those sense organs ! we use our skin to open a can of drink because the skin is used for touching something and we use our tongue to drink because the tongue is used for tasting the taste of the drink. 7. Mention 3 informations that you can get by using your eyes! We can get information from book by using our eyes to read. We can enjoy television programmes by using our eyes to watch. We can see the good thing and the bad thing using our eyes. 8. Look at the picture and write what informations you will get when you use these sense organs! Seeing picture, reading book, watching TV Knowing the fragrant and unpleasant scent. Hearing people talk, sounds of something, music, etc. Sense Organs Knowing the sweet, sour, bitter and salty taste. Feeling rough or smooth, hot or cold, hard or soft and dry or wet. 9. Why do you close your ears if you hear an unpleasant sound or the sound which is too loud? Because our ears send the sound that we get to our brain and the brain responses it. 10. What will happen if the information that we get from our sense organ is not sent to our brain ? we cannot know anything from the information that our sense egans get because when the brain is not accepted the message from the sense so the brain won’t response anything.