A Diver is Able to Cut Through Water in a Swimming Pool. Which Property of Matter Does this Observation Show? - Science

Advertisements
Advertisements

A diver is able to cut through water in a swimming pool. Which property of matter does this observation show?

Advertisements

Solution

The ability of a diver to cut through water in a swimming pool shows that the particles of matter have intermolecular spaces. The intermolecular spaces in liquids is fair enough to let the diver pass through it.

  Is there an error in this question or solution?
Chapter 1: Matter in Our Surroundings - Intext Questions [Page 3]

APPEARS IN

NCERT Science Class 9
Chapter 1 Matter in Our Surroundings
Intext Questions | Q 3 | Page 3

RELATED QUESTIONS

What are the characteristics of particles of matter?


What happens to water if it is heated and Explain the phenomenon of change of state of water.


What are the two conditions for the interconversion of states of matter ?


How a liquid changes into its gaseous state ? Explain ?


 Fill in the blank:

Water is a matter because it has mas and occupies....................


For the following statement, say whether it describe a solid, a liquid or a gas.
 Particles are quite close together.


A kind of matter which can sublinje is

  1. water
  2. plastic
  3. milk
  4. iodine

A substance which can change its state

  1. wood
  2. oxygen
  3. paper
  4. cloth

 The process by which a solid changes into a liquid is called

  1. freezing
  2. melting
  3. condensation
  4. evaporation

What is the relation between intermolecular space and intermolecular force ?


Give reason Gases can be compressed easily .


Define the following term of Molecule .


Give reason of We can walk through air.


Give reason  of When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.


When sugar is dissolved in water, there is no increase in the volume. Which characteristic of matter is illustrated by this observation?


When an incense stick (agarbatti) is lighted in one corner of a room, its fragrance spreads in the whole room quickly. Which characteristic of the particles of matter is illustrated by this observation?


Fill in the following blank with suitable words :

The smell of perfume gradually spreads across a room due to .....................


State two characteristics of matter demonstrated by diffusion.


Explain the following :

When an incense stick is lighted in the corner of a room, its fragrance spreads quickly in the entire room.


Which one of the following statement is correct in respect of fluids?


In which of the following conditions, the distance between the molecules of hydrogen gas would increase?

  1. increasing pressure on hydrogen contained in a closed container
  2. some hydrogen gas leaking out of the container
  3. increasing the volume of the container of hydrogen gas
  4. adding more hydrogen gas to the container without increasing the volume of the container

Bromine particles are almost twice as heavy as chlorine particles. Which gas will diffuse faster; bromine (vapour) or chlorine? Explain your answer.


Define: diffusion


 Define: interconversion of states of matter.


What are the two conditions for the interconversion of states of matter?


Give reasons for the following:

Solids have a definite shape and are highly rigid while gases have to definite shape and are least rigid.


Give reasons for the following:

Sugar can be distinguished from talcum powder using water.


Give reasons for the following:

Water on freezing turns into ice.


Give reasons for the following:

A bottle of perfume on opening evolves an odour which can be sensed over a long distance.


Complete the statement given below by selecting the correct word.

The space between atoms in gases is maximum while in ____ is minimum,


Fill in the blank with the correct word Given below.

The space between atoms’ [molecules] of solids is ____


Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to free diffusion.


State in which of the three states of matter:

The movement of the particles is neither about their own positions nor in any random direction.


Give a reason why –

Gases have no definite volume and no definite shape.


State the term which refers to the conversion of a substance on heating from.

  1. solid-state to liquid state
  2. liquid state to vapour state
  3. vapour state to liquid state
  4. liquid state to solid-state.

Fill in the blanks:

Matter is defined as anything that occupies _______ and has _______


State in which of the following examples ie. a piece of wood, water, light gas is the Inter-particle attraction maximum.


Complete the statement by filling the blank with the correct word given below.

When inter-particle space increases, the inter-particle attractive force _______________.


200 ml of water is poured into a bowl of 400 ml capacity. The volume of water will be ______.


Among the following ______ is not a mixture.


Water obtained from tube wells is usually ______ water.


Air is not compressible.


Match the following.

Property Example
Breaks easily (Brittle) Metal pan
Bends readily Rubber band
Can be stretched easily Cotton wool
Gets compressed easily Mud pot
Gets heated readily Plastic wire

Mr. Raghu returns home on a hot summer day and wants to have buttermilk. Mrs. Raghu has the only curd. What can she do to get buttermilk? Explain


In a glass containing some water, tamarind juice and sugar are added and stirred well. Is this a mixture? Can you tell why? Will this solution be sweet or sour or both sweet and sour?


Which one of the following element name is not derived from planet?


The Cow and Birds are nonliving things.


Mention any two characteristics of the particles of matter.


The property to flow is unique to fluids. Which one of the following statements is correct?


Share
Notifications



      Forgot password?
Use app×