sponge is a solid but why is it compressible

. (c) Sponge though compressible is a solid. Ans : Sponge has very small holes throughout its structure. When we compress the sponge air is expelled from its holes making it highly compressible when we release it attains its initial position as the air is again filled in those spaces. how are the five power points of a multi plug connected Answer & Earn Cool Goodies. Look at other objects that are compressible, but seem to be solid. Gases are highly compressible. … Hence it is a solid. Anuradha Puri, Meritnation Expert added an answer, on 16/9/13 Sponge contains small pores in which air is trapped.On pressing, this air is expelled leaving the sponge compressible.It is a solid because it has a definite shape and volume and doesnot change its shape unless compressed. A stage is reached when the solid melts and is converted to a liquid. The melting point of ice is 273.16 K*. (a) Evaporation produces cooling. Yet it is solid in nature because there is a force of attraction between the particles of sponge. Justify. Answer. Best answer Sponge has minute pores in which air can be trapped, when pressed the air is expelled out and so it is compressible. That's why when we press it the air trapped in the holes comes out. FILLING A GAS CONTAINER. a sponge has minute holes,in which air is trapped, when we press it,the air is expelled out and we are able to compress it.sponge is a porous solid.but in other words the property of compressibility means an object is commpresed and it remains in that compressed shape until we apply force to get it back to its normal position and when we compress … Thus, we are able to compress it. (iii) Fluidity : It is the tendency of a substance to flow. The sponge is not a crystalline solid. ?/ COMEENT ON 1. The solids are incompressible. They have really high density and are heavy in nature. (b) A gas exerts pressure on the walls of the container. Why can a sponge be compressed a solid? 3. Define sublimation. At the beginning, water When an external load is applied sponge, the fluid sticks to the hydrophilic polymers that form the sponge— filled pores of the sponge experience a change in pres- a restatement of the fact that the sponge is wettable. b) When a solid melts,its temperature remains the same.Give reason. Hint: Despite the fact that the sponge is a solid, it is compressible due to the existence of air spaces inside the sponge. A sponge is a solid. Solution Verified by Toppr Sponge is a solid state of matter yet it is compressible in nature. question_answer. (b) A gas exerts pressure on the walls of the container. RIGIDITY 2. (c) A wooden table should be called a solid. Why is a sponge considered a solid when it can be compressed like gases or liquids? Ans : Sponge has very small holes throughout its structure. Thus, we may conclude that solids, liquids, and gases can diffuse into liquids. Water at room temperature is liquid due to the presence of hydrogen bond. These pores make the sponge a soft material. Give reasons(a) A gas fills completely the vessel in which it is kept. Sponge though being a solid can be compressed with hands. Density is least and diffuse. (b) Rate of evaporation of an aqueous solution decreases with increase in humidity. So the deeper you go, the more pressure, but the density of water will remain the same. (c) Sponge though compressible is a solid. How is it possible? The air is dispersed in the solid. Answer. Share with your friends 1 Follow 1 Fariha, added an answer, on 4/7/12 Solid, liquid and gas are the three states of matter. compressible != pressure. Sponge is solid . gravity constant . The melting point of a solid is an indication of the strength of the force of attraction between its particles. Question 27. Solid cannot be compressed too much. Answer a) Sponge is a solid still it can be compressed as it has air spaces between them and air is filled in those air spaces, so when we compress the sponge the air is expelled out of those spaces and hence the sponge is compressed and when we release it, it attains it's initial position as the air is again filled in those spaces. . (a) A sponge is a solid but can be easily compressed. ( CCE 2012) 3. toskeleton, which . c) Smell of perfume travels a few yards away. Melting Point. But it is an amorphous solid like rubber. The sponge is an 'aerosol'. A sponge can be compressed easily but still we count them in solids because they haveminute pores in it which are filled with air. Sponge though being a solid can be compressed with hands. Answer: (a) Evaporation of a liquid at room temperature leads to a cooling effect. b) Clothes dry faster on a windy day. The sponge is an 'aerosol'. Define velocity and acceleration. It changes its shape only ,when an external force is applied. flow and solid deformation within a porous medium. When we press the sponge air is expelledfrom its holes making it. (v) Sand is a solid at room temperature. ( CCE 2012) 3. (c) Sponge is solid but compressible. as net force = 0 as a = 0 (equal in mag. 6. Suggest Corrections. When we tried to squeeze the sponge, the trapped air leaks out. ======================================================== (B)On dry days, sweat evaporates quickly, which means it also carries away heat faster. Sponge has very small holes throughout its structure. how are the five power points of a multi plug connected Answer & Earn Cool Goodies. Answer: A sponge has minute holes, in which air is trapped, when we press it, the air is expelled out and we are able . Why a sponge is called a solid even it can be compressed? When we. We can see that there are several minute or small holes in a sponge. Why sponge though compressible is a solid? (e) Sugar crystals dissolve faster in hot water than cold water. opp. Question 7: Although solids are slightly compressible or rigid sponges can be compressed easily, why? We need a . These bonds hold water molecules together for small . While compressing the air is exhaled out from . When it is compressed, the air in the holes is squeezed out. pressure = density . These holes are filled with air. This makes it lighter in volume. . The air is dispersed in the solid. Then the space of air is occupied by the sponge, which causes it to shrink. The rate of diffusion of liquids is higher than that of solids. The gas in the holes gets smaller, so the entire sponge takes up less space. Why is air compressible? COMPRESSIBLITY 3. -When we squeeze or compress the sponge, the solid part changes its shape but stays in the same size and the gas in the holes gets smaller, so the entire sponge takes up less space. 10. Why? compressible = change of density due to pressure. Why does the sponge swell? 11. b) When a solid melts,its temperature remains the same.Give reason. These holes are filled with air. ALTHOUGH SPONGE IS A SOLID, BUT THEN ALSO IT CAN BE COMPRESSED. We can easily move our hand in the air but to do the same through a solid block of wood. b) Clothes dry faster on a windy day. Thus, we are able to compress it. Try squeezing a pillow, a tennis ball, or a . When, why an iron needle sinks in water, but a ship made of iron floats on water. Why does the temperature of a substance remains constant during its melting point or boiling point. (c) A wooden table should be called a solid. (c) What value of Adil is reflected in the above act? Answer: A sponge is considered solid even when it can be compressed like gases or liquids because its compression is because of the presence of minute air holes or cavities filled with air rather than the solid matter it has in its structure. height. So, the sponge can be compressed. Sponge is compressible because it is having minute pores in which air is trapped .on presssing the air is expelled. When we press the sponge the air present in these pores is released out and hence we are able to compress it. (ii) Compressibility : The property due to which the particles of matter can be compressed or reduced in volume by applying force or pressure. The sponge is considered as the solid as it has all other properties possessed by the solid. This is because of space/Interparticle space between the particles of sponge. The temperature at which a solid melts to become a liquid at the atmospheric pressure is called its melting point. Which of the following represent non flowing seeded plant Answer & Earn Cool Goodies. Answer: A sponge although being a solid has minute pores in it which traps a sufficient amount of air. However, there are some exceptions. Related QnA: because it has fixed shape, size and volume. Compressibility: Actually, the constituent particles are so closely packed in a solid that they either do not come closer or do so only slightly when a high pressure is applied. Member since Mar 31, 2017 A sponge can be compressed easily but still we count them in solids because they have minute pores in it which are filled with air. Define latent heat of fusion. Why does the temperature of a substance remain constant during its melting point or boiling point? Solve any question of States Of Matter with:- This makes it lighter in volume. a) A sponge is a solid but can be easily compressed. (A)A sponge has minute holes,in which air is trapped, when we press it,the air is expelled out and we are able to compress it. Define velocity and acceleration. But it is an amorphous solid like rubber. Answer: A solid has fixed shape, size and volume. Because the sponge is not sealed, some of the gas also escapes, but if you cut a piece of sponge and put it into the syringe, it would still compress. But sponge have some pores in it, where air is trapped. - As we have seen, a sponge regains its shape and mass remains the same after the compression. Originally Answered: A sponge can be compressed but is treated as solid why? Answer: A sponge is solid but it is compressible because it has tiny holes in which air is trapped.When we compress a block of sponge, the air is expelled out and we are able to compress it. 2. (d) We can easily move our hand in air but to do the same through a solid block of wood we need a karate expert. 9. This conversation is already closed by Expert Answer: Gases spread more easily than liquids because the molecules of the gas are very loosely packed. These holes are filled with air. Which of the following represent non flowing seeded plant Answer & Earn Cool Goodies. Therefore, it is compressible even if it is solid. Answer: Latent heat of fusion is the amount of heat energy required to change 1 kg of solid into liquid at its melting point. TABULATE THE DIFFRENCES BETWEEN SOLID, LIQUID AND GAS. 2.a) Enumerate the changes that take place inside the matter during the change of states. Answer: For the three characteristics of matter and their examples, (a) Spreading of smell of scent in a room is because of diffusion of the gases. IN these holes , air is trapped. Solution: When a substance melts, it absorbs heat for the conversion of solid state into liquid . (iii) Sponge though compressible is a solid. How is it possible? The sponge has multiple holes, which can be referred to as air cavities, in which air can be trapped and expelled when the sponge is compressed. A sponge can be compressed easily but still we count them in solids because they haveminute pores in it which are filled with air. (b) Solids are denser than liquids but ice floats on water. The sponge is considered as the solid as it has all other properties possessed by the solid. Jim Mowreader , Wide-format Printing Expert (2008-present) As opposed to air, for example, which is why the air pressure is exponential with respect to height, and not linear as is the case in . A sponge has a definite volume, has a . (c) Sponge though compressible is a solid, (d) Ice is solid at 0°C, while water is liquid at room temperature. When sponge is pressed, the air present in the pores comes out and the sponge is compressed. Answer: A sponge has minute holes, in which air is trapped, when we press it, the air is expelled out and we are able . (b) Gases spread more easily than liquids. Comment on the following statements: (a) Evaporation causes cooling. in direction) (Newton's 1st law of motion) when in EQUILIBRIUM. 3 Answer (s) Available. The solids are incompressible. Here is the answer => Sponge is a solid .This is because it has a definite volume and a definite shape. 2.a) Enumerate the changes that take place inside the matter during the change of states. The sponge is not a crystalline solid. It has minute holes, in which air is trapped and when pressed the air is expelled out and hence we are able to compress it easily. This is due to the fact that in the liquid state, particles move freely and have greater space between each other as compared to particles in the solid state. c) Sponge is undoubtedly a solid as it has definite shape and volume unlike gases and liquids. Why water exist as liquid at room temperature? (d) Ice is solid at 0°C, while water is liquid at room temperature. Highly compressible. Rubber band changes its shape under the influence of force and regains the shape when the force is removed. However all its other characteristics is representing solid-state of matter & hence it is considered a solid. Both the process of evaporation and boiling involves the change of state from liquid to gas but still they are different from each other. (iv) We can liquefy oxygen and nitrogen gas but not carbon dioxide gas. WHY?? Answer: Sponge is a solid with minute pores in it. the external force = -restorative force. (b) At room temperature the forces of attraction between the particles of solid substances are stronger than those which exist in the gaseous state. Sponge is a solid, yet we are able to compress it. it is still considered as a solid because it has a definite volume and shape does not changes unlesss compressed. Physics. a) A sponge is a solid but can be easily compressed. (d) We can easily move our hand in air but to do the same through a solid block of wood we need a karate expert. Now sponge is polymer and flexible. That is why it seems to be compressible. Question Sponge is a solid, yet we are able to compress it. (c) The arrangement of paritcles is less ordered in the liquid state. Why? Answer: Sublimation is the change of gaseous state directly to solid state without going through liquid state and vice-versa. 1) Comment on the following statements. A sponge has a definite volume, has a . c) Smell of perfume travels a few yards away. Why a rubber band is considered as a solid? Sponge is a porous solid. When it is compressed, the air in the holes is squeezed out. Jeanne Paquette , 20+ Years Teaching Invertebrate Paleontology at McGill University . So when pressure is applied those porosities or holes are pressed. But waht happens sponge is consisting of small porosities in it. 3 Answer (s) Available. Scent consists of a number of sweet smelling gases or vapours. And one more thing, bulk stress, and pressure are scalar quantities. Why? try drawing a free body dia, resolve the (couple)forces into their components, you will find they cancel. We can regard rubber band as a solid, because it regains its shape when the stretching force is removed from it. Question. [NCERT Exemplar] Answer: (a) Evaporation produces cooling as the particles at the surface of the liquid gain energy from the (b) Rate of evaporation of an aqueous solution decreases with increase in humidity. Liquids and gases possess fluidity while solids are rigid. It is because volume of ice is more than that of the equal amount of water. When it is compressed, the air in the holes is squeezed out. Question. (b) Water is a liquid and liquids take up the shape of any container in which these are kept. When, why an iron needle sinks in water, but a ship made of iron floats on water. Sponge has minute holes,in which air is trapped, when we press it,the air is expelled out and we are able to compress it. 9th Class Science Matter in Our Surroundings. Give reasons(a) A gas fills completely the vessel in which it is kept. For example, a sponge made from some foam or rubber material can be easily compressed. Therefore, a sponge can be considered as solid though it is compressible. Answer: (a) The tyre burst because the air inside the tyre got heated and therefore exerted pressure .

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