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praveen prabhu from private international english school, abudhabi
Subject :NSO    Class : Class 5

Ans 1:

Soundharya from ISWK, Muscat
Class : Class 8
Fireman crawl on the floor of a room filled with room because they want to be safer and smoke is light at the roof.

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Sudip from DPS Gurgaon, New Delhi
Subject :NSO    Class : Class 4

Ans 1:

viv2007 from Ridgevalley School,
Class : Class 4
Mars

Ans 2:

Shubham Singhal from St. Mary's Sr. Sec. School, New Delhi
Class : Class 7
Mars.

Ans 3:

arjunsamant from Gundecha Education Academy, Mumbai
Class : Class 5
mars

Ans 4:

Aarush Agarwal from Samsara The world Academy, Greater Noida
Class : Class 7
MARS

Ans 5:

Dibyanshu Dibyajyoti Das from TATA DAV Public School, Joda,Keonjhar
Class : Class 5
Mars

Ans 6:

M.MURUKESH from KV no:1 Jipmer Campus, Puducherry, Puducherry
Class : Class 4
Mars

Ans 7:

Vansh Goel from Spring Dale Senior School, AMRITSAR
Class : Class 7
mars

Ans 8:

Pranati Choudhury from Saint Joseph School, Kendrapara
Class : Class 7
Mars is called the red planet.

Ans 9:

Kushagra Kishore from Chrysalis High, Bengaluru
Class : Class 8
Mars is known as red planet

Ans 10:

aaryan chandrakant sonawane from nanded city public school, Pune
Class : Class 6
The planet "Mars" is known as red planet because it has red color sand,rocks and atmosphere

Ans 11:

viv2007 from Ridgevalley School,
Class : Class 4
Mars

Ans 12:

Aryan Sirohi from mount litera zee school, Bengaluru
Class : Class 4
mars

Ans 13:

Sarthak Kumar from Delhi Public School, INDORE
Class : Class 7
MARS

Ans 14:

Rishit kunwar from Dps mathura road, New Delhi
Class : Class 4
Mars

Ans 15:

Ashutosh Verma from Modern Delhi Public School, Faridabad
Class : Class 4
MARS IS KNOWN AS 'RED PLANET'

Ans 16:

Yatharth from Mayoor School, Noida
Class : Class 6
MARS IS KNOWN AS THE RED PLANET

Ans 17:

John Calvin from vaels billabong, kottiwakkam
Class : Class 7
mars

Ans 18:

ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Class : Class 8
Mars

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Pranati Choudhury from Saint Joseph School, Kendrapara
Subject :NSO    Class : Class 5

Ans 1:

krish from USHA MARTIN SCHOOL ,malda, malda
Class : Class 5
to mesure the speed of wind

Ans 2:

Soundharya from ISWK, Muscat
Class : Class 8
Barometer is used to measure the speed of the wind.

Ans 3:

praveen prabhu from private international english school, abudhabi
Class : Class 5
A barometer is a scientific instrument used in meteorology to measure atmospheric pressure

Ans 4:

Tanvi Ritisha Dash from delhi public school bangalore east, Bengaluru
Class : Class 6
barometer is an instrument which is used to measure the speed of wind.

Ans 5:

ratankrmandal@yahoo.com from Vivekananda Mission School, Haldia
Class : Class 7
Barometer is an instrument measuring atmospheric pressure

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Lakshya Garg from DMI, Meerut
Subject :NSO    Class : Class 6

Ans 1:

Pulkit from SFS ICSE, Bangalore
Class : Class 7
A renewable resource is a resource which can be used repeatedly because it is replaced naturally. Examples are: oxygen, fresh water, solar energy, timber, and biomass. Renewable resources may also include goods commodities such as wood, paper and leather.

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Lakshya Garg from DMI, Meerut
Subject :NSO    Class : Class 6

Ans 1:

Pulkit from SFS ICSE, Bangalore
Class : Class 7
Translational motion is the motion by which a body shifts from one point in space to another. One example of translational motion is the the motion of a bullet fired from a gun.

Ans 2:

S.V.Koundinya from Sri Chaitanya School, Hyderabad
Class : Class 7
The motion of a particle as a whole is called translator motion.

Ans 3:

S.V.Koundinya from Sri Chaitanya School, Hyderabad
Class : Class 7
Motion of a particle as a whole is called translatory motion.

Ans 4:

A Andriya from Lalaji Memorial Omega International School, Chennai
Class : Class 8
The motion in which all the particles of the body move through the same distance in the same time is called translatory motion .

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from ,
Subject :NSO    Class : Class 10

Ans 1:

Mohammed Najl from GEMS New Millennium School Al Khail, Dubai
Class : Class 5
THERE ARE TINY TINY 0.00000000001 SOMETHING METRES OF STRINGS ITS 1D AND MAKES UP ALL OF THE THINGS IN THE UNIVERSE I KNOW AND IM IN GRADE 2 I REALLY KNOW THIS WHEN IM IN GRADE 2

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Ananya from Delhi Public School, Meerut
Subject :NSO    Class : Class 7

Ans 1:

Sanchay from BIS Dwarka, Dwarka
Class : Class 8
The theory which states that background radiation caused after the Big Bang explosion was the cause of formation of stars is called the cosmos theory.

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Ananya from Delhi Public School, Meerut
Subject :NSO    Class : Class 7

Ans 1:

Abhishek from New Vision the olympiad school, KHAMMAM
Class : Class 7
NAOH is the answer.

Ans 2:

Manas Malla from Visakha Valley School, Visakhapatnam
Class : Class 8
NaOH

Ans 3:

nasr2607@gmail.com from Aurum the Global School, Haldwani
Class : Class 8
NaOH

Ans 4:

Anisha Mishra from Blessed Sacrament High School, Puri
Class : Class 10
NaOH

Ans 5:

Manan Sharma from Naini Valley School, Kathgodam
Class : Class 7
NaOh

Ans 6:

Swetanshu Sekhar Pati from Amity International School, Noida
Class : Class 9
NaOh

Ans 7:

SHAIKH Adeeb from Pragati vidyalaya, BEED
Class : Class 8
The molecular formula for sodium hydroxide is NaOH

Ans 8:

Tejas Shende from Kendriya Vidyalaya, IIT Campus, Powai, Mumbai, Mumbai
Class : Class 8
NaOH

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Sudip from DPS Gurgaon, New Delhi
Subject :NSO    Class : Class 4

Ans 1:

Sudip from DPS Gurgaon, New Delhi
Class : Class 4
The full of IAU is International Astronomical Union.

Ans 2:

Pranati Choudhury from Saint Joseph School, Kendrapara
Class : Class 7
The full form of IAU is International Association of Universities

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Roma singh from RBK Global School, Maharashtra
Subject :NSO    Class : Class 7

Ans 1:

Ananya from Delhi Public School, Meerut
Class : Class 7
A relationship in which two plants help each other to survive.

Ans 2:

Manas Malla from Visakha Valley School, Visakhapatnam
Class : Class 8
Symbiotic relationship is the process where organism help each other.They cannot live without each other

Ans 3:

gaurang gupta from mount litra zee school, uttar pradesh
Class : Class 8
a relationship in which two organism live together and take benefit of each other

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