Table of Contents
What happens to solid when it is heated?
When a solid is heated the particles gain energy and start to vibrate faster and faster. Further heating provides more energy until the particles start to break free of the structure. Although the particles are still loosely connected they are able to move around. At this point the solid is melting to form a liquid.
What is called if the length of the solid expand when heated?
Thermal expansion is the increase, or decrease, of the size (length, area, or volume) of a body due to a change in temperature.
What is the movement of heat within a solid or from one solid to another?
conduction
The process of heat flow in solids is called conduction. Conduction occurs when two objects in contact with one another transfer heat between them due to a temperature difference, like the clothes from the dryer.
Why do solids liquids and gases expand when heated?
All three states of matter (solid, liquid and gas) expand when heated. Heat causes the molecules to move faster, (heat energy is converted to kinetic energy ) which means that the volume of a gas increases more than the volume of a solid or liquid.
What is called if the length of the solid?
When the length of a solid increases on heating ,it is called linear Expansion.
What happens to the particles when a solid is heated?
When a solid is heated, the particles gain kinetic energy and vibrate more vigorously. When the particles have enough kinetic energy, they overcome the strong forces of attraction between one another. The particles then can break away from their.
What happens when a solid turns into a liquid?
During this time, all the extra heat which is between the particles of the solid as it turns into a liquid. The process of melting requires extra energy – it is endothermic. its melting point at atmospheric pressure . When all liquid will start to rise ( continued on the next page ).
Can a solid be raised above its melting point?
The temperature of a solid can never be raised above its melting point at atmospheric pressure . When all of the solid has melted, then the temperature of the liquid will start to rise ( continued on the next page ).
What happens to the temperature of a melting point?
The process of melting requires extra energy – it is endothermic. The temperature of a solid can never be raised above. its melting point at atmospheric pressure. When all. of the solid has melted, then the temperature of the. liquid will start to rise (continued on the next page).