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Agnimitra Gupta from south point school, Kolkata
Subject :NSO    Class : Class 4

Achin conducted an experiment to find out the amount of light that can pass through three different materials, a clear plastic sheet, a cardboard and a piece of tracing paper. All the materials have the same thickness. He shone a torch on the three materials and used a light sensor to measure how much light has passed through each of them. Which of the following graphs most likely shows the amount of light that has passed through each material?

A
B
C
D


Ans 1:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5

Ans 2:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC is correct

Ans 3:

Alisha from Delhi Public School kolar road, Bhopal
Class : Class 4
C is right and correct ,and if isnt tell me hhhhhhhhhhhhhhhooooooooooooooooooooowwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwHOW?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????/

Ans 4:

Shreeraj from ISWK, Muscat, Muscat
Class : Class 4
Very Very Good

Ans 5:

SIDDHARTH SOMANI from Vibgyor High, Mumbai
Class : Class 4
C is the correct answerEveryone

Ans 6:

Saani from Cambridge School, Mangalore
Class : Class 1
A is correct

Ans 7:

shivan iyer from dr pillai global academy, MUMBAI
Class : Class 4
AAAAAAAAA IS RIGHT

Ans 8:

Rajveer Santosh Mulik from Rims International School, Pune
Class : Class 4
YES , C IS CORRECT @RAJVEER

Ans 9:

Arnesh from DPS Mathura Road , New Delhi
Class : Class 4
C

Ans 10:

Baibhab Tripathy from SAI INTERNATIONAL SCHOOL, BHUBANESWAR
Class : Class 7

Ans 11:

Diyaa Wahi from GDGps Vasant Kunj, Delhi
Class : Class 4
C IS THE CORRECT ANS AS BOTH CLEAR PLASTIC SHEET AND TRACING PAPER ARE BOTH TRANSLUCENT AND HENCE ALLOWING EQUAL AMOUNT OF LIGHT TO PASS THROUGH.

Ans 12:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
The answer is C .

Ans 13:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 5
a

Ans 14:

Baibhab Tripathy from SAI INTERNATIONAL SCHOOL, BHUBANESWAR
Class : Class 7
I think the ‘A’ is the right answer

Ans 15:

Aarnav Grover from Calorx olive international school, Ahmedabad
Class : Class 5
c

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ANANYA.SINGH from dps, noida
Subject :NSO    Class : Class 2

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saesha from sulochanadevi singhania school, Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Reeth Bhasin from Jamnabai Narsee International School, Mumbai
Class : Class 5

Ans 2:

SRIJITA MURMU from DPS Joka, Kolkata
Class : Class 7
4km

Ans 3:

naman from PSBBM, Chennai
Class : Class 1
answer will be d 4 kilo meters

Ans 4:

R K Madhav from Kendriya Vidhyalaya Kottayam, Kottayam
Class : Class 7
4 km

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Ved Parixit Brahmbhatt from Hillwoods School, Gandhinagar
Subject :NSO    Class : Class 9

Ans 1:

Aarthi from Prince matriculation higher secondary school , Chennai
Class : Class 9
SI unit of impluse is Newton

Ans 2:

Shrestha Dutta from Julien Day School, KALYANI
Class : Class 10
force=change in momentum/time interval(del t) impulse=change in momentum=force * time interval(del t) SI unit of impulse is newton second or Ns. CGS unit of impulse is dyne second .

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Sanjana Thampy from Ncfe, Bangalore
Subject :NSO    Class : Class 9

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Aditya Sai Vemparala from Amanora school, Pune
Subject :NSO    Class : Class 6

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Aditya Sai Vemparala from Amanora school, Pune
Subject :NSO    Class : Class 6

Ans 1:

Gauri Singh from St. John's School, Marhauli, Varanasi
Class : Class 8
I think option d is correct

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Katikela Aruna from Sri Chaitanya olympaid, Vijayawada
Subject :NSO    Class : Class 6

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Dev Rawat from R D Rajpal School, New Delhi
Subject :NSO    Class : Class 7

Ans 1:

Khwahish Sharma from Oakfield Public School , Jaipur
Class : Class 7
The answer should be B because we cannot make wool from beard of any animal.

Ans 2:

arijit paul from New Town School, Kolkata
Class : Class 9
ans is D

Ans 3:

Shrijan Sanjit Pal from Lakshadham High School, Mumbai
Class : Class 7
The answer is B

Ans 4:

arijit paul from New Town School, Kolkata
Class : Class 9
ans is D

Ans 5:

Shrijan Sanjit Pal from Lakshadham High School, Mumbai
Class : Class 7
The answer is B

Ans 6:

AAYUSH JHA from DPS BOPAL AHMEDABAD, Ahmedabad
Class : Class 8
THE ANSWER IS [B]

Ans 7:

AAYUSH JHA from DPS BOPAL AHMEDABAD, Ahmedabad
Class : Class 8
THE ANSWER IS [B]

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Aditya Sai Vemparala from Amanora school, Pune
Subject :NSO    Class : Class 6

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