Recent questions tagged science

Why are lightning arresters placed at the apex of the structures ?

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What happens when electrons are exchanged through a contact like rubbing ?

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When two surfaces offer high resistance then the fluid friction is known as _________

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Where does a fluid friction occur ?

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What is the friction on a body just before it starts moving called ?

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The nature of chemical bonding between the atoms of a compound decides the creation of ________ in a solution.

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Calculate the pressure exerted by a table whose area is$10m^2$ and the force on the table is a constant force of $100 N.$

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Rahul plays with 5 litre water can by putting holes in it at various levels vertically. Let's name the holes as 1, 2, 3, 4 respectively starting from the mouth of the water can to the bottom line. Now if the can is filled with water, which one hole will exert the water with high pressure ?

asked Nov 9, 2017 by priyanka.c

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Which of the following are due to force?

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What is the formula used to calculate the number of image formed by multiple reflection ?

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Which kind of vision is supported by the optic nerves called rods?

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Which among the following is not a terrestrial planet ?

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How many planets are there in our solar system ?

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Which gas is converted in the cores of stars while giving out energy?

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What is pitch of the sound ?

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Herbivores have

asked Nov 9, 2017 by meena.p

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Identify the pulse group in the following.

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In a desert region , besides goat, which other animal is a source of milk?

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What is incineration?

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Which of these is a biodegradable waste?

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There would be no food for animals if the air did not contain

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In nature, water evaporates

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Clouds are

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In which of the following activities will you use minimum amount of water?

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Which of the following retains magnetism for a long time?

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Observe the pictures A and B carefully Which of the following statements is correct for the above given pictures?

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What happens when a bar magnet is suspended feely?

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Preetha is running short of electric wires. To complete the electric circuit, she may use a

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Choose the correct statement

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The filament in the light bulb is made up of

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Two students while sitting across a table looked down on to its top surface. They noticed that they could see their and each others image. The table top is likely to be made up of

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A student observes the tree given in the figure through a pin hole camera . which of the diagrams give (a) to (d) depicts the image seen by him correctly?

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We are able to see an illuminated object because it

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Movement of pendulum of a clock is

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The unit that is used to measure the distance between Tambaram to Adyar is

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10 millimeter= _____ cm

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Earthworms breathe through their

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Biotic components include

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What is the habitat of sharks?

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The joint that allows movement in one direction only

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The main functions of a skeleton are

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Two bones are held together by tissue called

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The female part of the flower is

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Why is sound not audible in vacuum medium ?

asked Nov 9, 2017 by priyanka.c

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Prop roots are found in

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Which of the following is the cause for earthquake ?

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Food conducting tubes are called

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What is the device that is used to measure the magnitude of the force acting on an object called?

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An irreversible change among the following is

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Melting of ice is

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