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Anantjit Chander from The Modern School, Sector 85, Greater Faridabad, Faridabad
Subject :NSO    Class : Class 7

Two glass test tubes are heated in two different directions. In which test tube will all the water heat up first?


A In X only
B In Y only
C In both X and Y
D In neither X nor Y


wth help me

Ans 1:

Preethi from KKIS, Singapore
Class : Class 7
how ???

Ans 2:

kaashvi from Deens Academy, Bangalore
Class : Class 9

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