9th Class English Medium Physics Chapter 9 Transfer of Heat Short Questions With Answers

9th Class Physics Chapter 9 Online Preparation

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Online Short Questions For Chapter 9 "9th Class Physics English Medium Chapter 9 Preparation "

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Physics (New Book) - 9th Class Physics English Medium Chapter 9 Preparation

Question # 1

Distinguish between a theory and a law of physics.

Ans 1: After the successful verification of an assumption and with the help of careful experimentation. it becomes a theory and is applicable to similar phenomena.
When a theory has been tested many times and generally accepted as true, it is called a Law.

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Prepare Complete Set Wise Questions For Chapter 9 "9th Class Physics English Medium Chapter 9 Preparation "

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9th Class Physics English Medium Chapter 9 Preparation - Set 1

Question # 1

Distinguish between a theory and a law of physics.

Ans 1: After the successful verification of an assumption and with the help of careful experimentation. it becomes a theory and is applicable to similar phenomena.
When a theory has been tested many times and generally accepted as true, it is called a Law.

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9th Class Physics English Medium Chapter 9 Preparation - Set 2

Question # 1

If a hypothesis is nto testable, is the hypothesis wrong? Explain

Ans 1: No, if a hypothesis is not testable, it doesn't necessarily mean it's wrong. it just means that it can't be proven or disproven through experimentation or observation.