what happens to the positions motion and speed of the molecules in a solid as it is heated
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Liquids and Solids 1 Removing heat energy, or cooling, decreases the motion of molecules. 2  If heat is added to a solid, the molecules can move fast enough to change from a solid to a liquid. ( 3 Melting). 4  If heat is added to a liquid, the molecules can move fast enough to change from a liquid to a gas.
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- 1 Adding heat energy increases the motion of molecules. 2  Removing heat energy, or cooling, decreases the motion of molecules. 3  If heat is added to a solid, the molecules can move fast enough to change from a solid to a liquid.
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- Students should realize that the movement of the liquid in a thermometer is related to the motion of the molecules of the liquid when they are heated and cooled. Remind students that molecules move faster and a little further apart when they are heated.
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Moving Molecules in a Solid 1 An increase in the motion of the atoms competes with the attraction between atoms and causes them to move a little further apart. 2  Cooling a solid decreases the motion of the atoms. 3  A decrease in the motion of the atoms allows the attractions between atoms to bring them a little close together.
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Hands-On-Physics HEAT & TEMPERATURE When energy is added to a liquid at the boiling temperature, its converts the liquid into a gas at the same temperature. In this case, the energy added to the liquid goes into breaking the bonds between the liquid molecules without causing the temperature to change. The same thing happens when a solid changes into liquid. For instance, ice and water can exist together at the melting temperature.
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CHANGING STATES When a solid is heated, the particles are given more energy and start to vibrate faster. At a certain temperature, the particles vibrate so much that their ordered structure breaks down. At this point the solid melts into liquid.
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Particle Theory Changes of state. The kinetic theory of matter can be used to explain how solids, liquids and gases are interchangeable as a result of increase or decrease in heat energy. When an object is heated the motion of the particles increases as the particles become more energetic.
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- Its definitely C because PV=nRT, when T doubles, the Volume has to double, so that makes B wrong. A is wrong because temperature is what drives the kinetic energy of liquids/gases. And since A is wrong, D is wrong because more kinetic energy would drive the particles to hit the walls with greater force. most definitely move faster. nelle · 3 months ago.
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- As they collide, the faster molecules give up some of their energy to the slower molecules. The slower molecules gain more thermal energy and collide with other molecules in the cooler object. This process continues until heat energy from the warmer object spreads throughout the cooler object. Some substances conduct heat more easily than others. Solids are better conductor than liquids and liquids are better conductor than gases.
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- Melting and Freezing. If solid matters gain enough heat they change state solid to liquid. Heat is a form of energy and in this situation it is used for the break the bonds of the atoms and molecules. Heated atoms and molecules vibrate more quickly and break their bonds. We call this process melting changing state solid to liquid.
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Molecular Motion Review Temperature is a measure of how fast molecules move. Temperatures affect the motion of molecules because when heat is added to molecules, so is energy. The energy makes the molecules move faster, which in turn causes them to hit other molecules and object harder. When they hit other molecules, they bounce back really far which is why the molecules expand when heated.
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MADMAN BIOLOGY the side of the cell membrane with the higher molecule concentration moves molecules to areas of lower concentration during diffusion until an equilibrium is reached between b … oth sides of the membrane.+ 4 others found this useful.hen a liquid or gaseous chemical/element solidifies, or freezes, the particles that it is made up of (either atoms or molecules) lose energy into whatever they are touching, … be it air, another solid, or a liquid. As their energy level reduces, they lose their tendency to move and solidify.
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Temperature Changes Everything To determine the effect of temperature on the motion of particles. One of the most important concepts for students to understand is that temperature affects the motion of molecules. As air is warmed, the energy from the heat causes the molecules of air to move faster and farther apart. Some students may have difficulty with this concept because they lack an appreciation of the very small size of particles or may attribute macroscopic properties to particles.
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Changing Temperature, Changing Density Changing Temperature, Changing Density. Most matter increases in volume when it gets hotter. For example, if an iron rod is heated, it will get longer and fatter and its density will decrease. This happens because the mass of the rod stays the same, but its volume increases. The increase in the volume of matter with increasing temperature is called expansion. When cooled down, most matter decreases in volume and increases in density. This decrease in volume is called contraction.
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- A liquid moves faster when it is heated because the particles in the liquid are hitting each other, and subsequently repelling each other at a higher rate and force than befor … e they were heated.
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What happens when molecules are heated? Since molecules are particles of matter, it takes energy to move them. Heat is a form of energy. It causes molecules to bounce into each other separating them. As molecules separate, their density, the amount of matter found in a given volume or space, decreases.
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- Heat and the Particle Model Solid Liquid Gas Particles are closely packed together Particles can slip past each other Particles have lots of space between them The Effect of Heat on Particles When heat is added to a substance, the particles move faster.
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- 1 Heating a liquid increases the speed of the molecules. 2  An increase in the speed of the molecules competes with the attraction between molecules and causes molecules to move a little further apart. 3  Cooling a liquid decreases the speed of the molecules.
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What happens to gas particles when a gas is heated? details please and thanks !? The volume of the balloon in the video shrinks when the trapped gas particles slow down with the addition of extremely cold nitrogen. The temperature of any physical system is related to the motions of the particles (molecules and atoms) which make up the [gas] system.
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What is heat? Simple science â Chemistry When molecules of any kind of atoms get more energy in them than they had before, they move faster, and we call that heat. When the molecules move faster, they hit against each other and bounce apart, and so they end up further apart from each other than they were before.
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- 3. [05.02]Describe what happens to the particles of a liquid, in terms of movement and kinetic energy, as it is cooled to its freezing point, including whether this is a physical or chemical change. (2 points. This Question is Closed.
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Temperature System Conduction is another way that heat moves. Heat is a form of energy, and when it comes into contact with matter (Anything that you can touch physically) it makes the atoms and molecules move. Once atoms or molecules are moving, they collide with other atoms or molecules, making them move too. These, then bump into other molecules and make them move, too. In this way, the heat is transferred through matter. Conduction is what makes the handle of a pot hot when only the bottom of the pot is touching the stove. The heat from the burner starts the molecules in contact with the burner start to move.
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- Warm air molecules are further apart because they have a higher  speed. The higher the speed the further apart molecules will push  themselves.es. The molecules in a solid are tightly packed, making it hard. They also move, or vibrate very slow. The molecules in a liquid are a little less tight then those in a solid … .
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- 1 Heating a liquid increases the speed of the molecules. 2  An increase in the speed of the molecules competes with the attraction between molecules and causes molecules to move a little further apart. 3  Cooling a liquid decreases the speed of the molecules.sing what you know about the attractions between water molecules and the way heating affects molecular motion, explain why the volume of water in the cylinder increases when it is heated. Students should realize that the molecules in hot water move slightly further apart, accounting for the increased volume.
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- Temperature. 1  Heating and cooling can change the kinetic energy of the particles in a substance, and so, we can change the physical state of a substance by heating or cooling it. 2  Cooling a gas may change the state to a liquid. 3  Cooling a liquid may change the state to a solid.
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- What happens to water molecules when water is heated? Like other molecules, water molecules, H2O (or H-O-H), move, vibrate and rotate in many ways at a temperature above absolute 0.hat happens to water molecules when water is heated? Like other molecules, water molecules, H2O (or H-O-H), move, vibrate and rotate in many ways at a temperature above absolute 0.
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- The speed of the movement of the molucules is increased as they absorb heat energy. This is why solids 'melt' to liquids and then 'vapourise' to gas-the molecules are … moving faster and further apart.