Classic Quiz
Quiz Sciences

Quiz Physics and chemistry

MANHAR
MANHAR
83 played - 10 yrs ago

Very difficult quiz for class 6

 

Hard QUIZ 7 QUESTIONS
hard
hard
 
Question 1 / 7

What is the other name of second law of refraction ?

hard
 
Question 2 / 7

The amount of heat required to change the state from solid to liquid is called

expert
 
Question 3 / 7

Who proved that electron was neutral ?

expert
 
Question 4 / 7

What is the minimum distance required to hear an echo ?

hard
 
Question 5 / 7

Which law of newton states that mass multiplied by velocity is equal to momentum

expert
 
Question 6 / 7

How can permanent hardness of water be removed ?

medium
 
Question 7 / 7

What is the valency of oxygen ?

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