Recent questions tagged olympiad

For an electric circuit to work, the electricity has to be ________.

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Why don't we see sunlight in VIBGYOR ?

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What is the element used to make or break an electric circuit ?

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In an electric circuit, the electric bulb creates light by using _______ to heat up the filament.

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What maintains the equilibrium in the atmosphere ?

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Monsoon winds are the result of temperature difference created due to ________.

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What protects us from the sun's ultraviolet rays?

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If the speed of an object moving along a straight path keeps changing, then it's said to have ________ motion.

asked Nov 8, 2017 by priyanka.c

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Which periodic event can be related to measuring a day?

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Manoj walks at an average speed of 4 km/hr. How long will it take for him to reach a distance of 1 mile ?

asked Nov 8, 2017 by priyanka.c

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Temperature is measured in the units of

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The boiling point of water can be measured using a

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The transfer of heat from hotter part to colder part of a body without any actual movement of molecule is termed as ______.

asked Nov 8, 2017 by priyanka.c

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If the angle of reflection of a plane mirror is $35^{\circ}$, at what angle would the ray of light be incident on the surface ?

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What is the difference between a mirror and a lens ?

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When does a real image occur ?

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In order to prevent accidents, the electric fuse consists of a conducting wire made of _______.

asked Nov 8, 2017 by priyanka.c

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The thick metallic wire used in an electric bulb is made up of ________.

asked Nov 8, 2017 by priyanka.c

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What happens while ironing clothes ?

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What is the instrument used to measure rainfall?

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How does a hot air balloon moves upward ?

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What is moving air called?

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What is the type of motion experienced when you pedal a bicycle in motion ?

asked Nov 8, 2017 by priyanka.c

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Rahul walks 6 km in 2 hrs and rests for 30 minutes. Again he walks in the same direction for another 3 km in 1 hr. What is the average speed Rahul walked in during his entire travel?

asked Nov 8, 2017 by priyanka.c

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The maximum distance covered by an object at a given time determines the object's _________.

asked Nov 8, 2017 by priyanka.c

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What happens when objects of different temperature are placed in a surrounding?

asked Nov 8, 2017 by priyanka.c

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What is the boiling point of water?

asked Nov 8, 2017 by priyanka.c

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What happens to the molecules when the temperature of the matter increases?

asked Nov 8, 2017 by priyanka.c

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The steps required for conversion of kitchen garbage into manure are given below in a jumbled form. i. Put garbage into a pit ii. Cover the bottom of the pit with sand iii. Cover the pit loosely with a gunny bag or grass iv. Add worms Which of the following shows the correct sequence of the above steps?

asked Nov 8, 2017 by meena.p

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The method of preparing compost with the help of earthworms is called

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Moutaineers carry oxygen cylinders with them because

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Which of the following statements is incorrect?

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Water in our tap comes from a

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Which of the following activity does not involve use of water?

asked Nov 8, 2017 by meena.p

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A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron clinging to the

asked Nov 8, 2017 by meena.p

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In which of the following devices magnets are used?

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Which of the following metals is magnetic?

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Filament of a torch bulb is

asked Nov 8, 2017 by meena.p

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Choose the options a,b,c or d given the figure which shows correct direction of the current

asked Nov 8, 2017 by meena.p

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A set of electric cells is called

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Which of the following can never form a circular shadow?

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A lunar eclipse occurs when the

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A luminous object produces

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Spinning top is an example of

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1m has __

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SI unit of measuring length

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Banu comes across an animal having a streamlined body and is also slippery. What is the habitat of the animal?

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Movement of ants towards sugar is called

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What is the habitat of polar bears?

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The fluid that surrounds the movable joints is

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