Topics from March 2016
- How do elephants communicate?
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- Do dolphins talk?
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- Why does the honeybee dance?
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- Why does a peacock display its features?
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- What are pheromones?
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- Why don’t water and oil mix?
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- Why is salt soluble in water but not in oil?
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- Why is difficult to tie a knot in a silk lace?
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- Why do bubbles show rainbow colours?
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- Why do people step down ladders facing backwards?
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- Do animals communicate with other species?
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- What are the mediums of animal communication?
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- What are the forms of animal communication?
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- Why does writing look reverse in the mirror?
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- What is visual communication among animals?
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- Can animals understand each other?
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- Why do cats purr?
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- Why do things burn?
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- Why do coloured soaps produce white bubbles?
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- Why a thin cane does hurt more?
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- Why don’t we need to use spectacles while using a microscope?
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- Why do musical instruments sound different?
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- Why is a long stick easier to break?
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- Why is rubber elastic?
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- Why is there a disturbance on TV when we operate an electrical switch?
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- Why does ice melt when subjected to pressure?
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- Why do fluorescent tubes consume less power?
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- What was the Anchel system?
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- How was mail transported in early days?
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- What was the Pony Express?
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- How were pigeons used as carriers of messages?
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- Why does the surface of boiling milk rise?
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- Why can’t we write with a ballpoint pen on a smooth surface?
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- Why is it difficult to run petrol engines with diesel?
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- Why do empty vessels make sounder?
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- Why do we need to earth electrical appliances?
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- Why is it easier to balance a long pole vertically on the palm?
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- Why do we need to wear goggles in snow?
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- Why is it easier to fly a kite with a tail?
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- How do CDs and DVDs store information?
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- What are smart cards?
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- What is the role of computers in communication?
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- What are the uses of the internet?
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- To talk to a deaf person ?
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- Why does the second hand of a quartz clock move in jerks?
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- Why doesn’t soap form lather in hard water?
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- What are the common gestures used by Americans?
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- Why do synthetic fabrics dry so quickly?
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- Who showed the ‘V’ sign first?
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- How do the Japanese say ‘hello’?
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- What are the different gestures of greeting?
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- What are the different meanings of gestures in America and China?
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- Why do boiled eggs become hard?
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- Why does fanning produce a sense of coolness?
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- Why should we not watch T.V. in a darkened room?
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- Why is ice cream softer than ice?
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- Why does food feel tasteless when we have a cold?
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- Why do cut onions bring tears?
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- Why is it easier to peel boiled potatoes?
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- Why does food get spoiled?
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- Why do plants flower?
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- Why do plants need soil?
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- Why do the leaves of ‘Touch-me-not’ plant fold when touched?
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- Why is lightning accompanied by thunder?
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- Why don’t oceans overflow?
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- Why do the seasons change?
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- Why do leaves fall?
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- Why is sea water salty?
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- Why does the Moon’s shadow move west to east during a total solar eclipse?
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- Why are planets sphere shaped?
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- Why does the Moon show phases?
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- Why do stars twinkle?
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- Why do earthquakes occur?
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- Why is the sky blue?
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- Why there are no tides in lakes?
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- ARE EMOTIONS REFLECTED THROUGH BODY LANGUAGE
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- DO ANIMALS UNDERSTAND BODY LANGUAGE
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- Why does fog occur?
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- Why does climate vary from place to place?
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- Why are waves higher near beaches?
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- Why do rivers meander?
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- Why do clouds float?
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- Why is skating possible on ice?
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- Why is there a scent after it rains on parched soil?
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- Why do the dry beds of ponds and lakes crack?
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- Why do vultures fly at a great height?
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- Why do butterflies have powder on their wings?
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- Why do roots go down and shoots go up?
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- Why do birds sing?
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- Why do animal’s eyes glow in the dark?
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- Why do camels have humps?
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- Why don’t birds fall off their perches while sleeping?
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- Why do bees buzz?
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- Why do snakes flick out their tongues?
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- Why do bats hang upside down?
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- Why do birds migrate?
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- Why are birds perching on electric lines not killed?
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- MEANING OF HEAD SHAKE
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- Why does a lizard break its tail?
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- Why do dreams occur?
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- Why do we need to sleep?
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- Why do we feel breathless on high mountains?
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- Why do we yawn?
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- Why is edible salt iodized?
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- Why do we perspire?
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- Why does water cause our skin to wrinkle?
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- Why does skin come in different colours?
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- Why does sun bathing tan?
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- Why do we have two eyes?
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- EYE CONTACT
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- Why do we get headache?
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- Why do we blink?
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- Why do men become bald?
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- Why is body temperature measured under the tongue?
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- Why do bruises appear blue?
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- Why do veins appear blue?
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- Why do we feel thirsty?
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- BODY LANGUAGE
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- Why is it easier to aim with one eye closed?
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- Why does our mouth water on seeing spicy food?
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- Why don’t our eyelashes grow long?
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- Why does a wound on the tongue heal faster?
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- Why don’t cuts on our fingers affect our fingerprints?
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- What are the different types of handshakes?
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- Why don’t we feel pain when cutting hair/nails?
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- Why are transplanted organs rejected?
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- Why do baby teeth fall out?
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- Why doesn’t the stomach digest itself?
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