MEDIUM
9th CBSE
IMPORTANT
Earn 100

Which property of gases helps us in detecting the leakage of LPG gas?

Important Questions on Matter in Our Surroundings

MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 12
What is humidity?
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 13
Give an example in which matter is present in the plasma state.
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 14
Why do solids are generally denser than liquids and gases?
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 15
With the help of an example, explain how diffusion of gases in water is essential?
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 16
How is the high compressibility property of gas being useful to us?
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 17
The melting point of ice is 273.16 K. What does this mean? Explain in detail.
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 18
How are particles of matter affected by increasing or reducing pressure at a given temperature?
MEDIUM
9th CBSE
IMPORTANT
All In One SCIENCE CBSE Class IX>Chapter 1 - Matter in Our Surroundings>CHAPTER EXERCISE>Q 19
Why is it advisable to use a pressure cooker at higher altitudes for cooking food?