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Is expansion physical or chemical change?
Expansion is a physical change because it involves a change in the state or size of matter without altering its chemical composition.
Which device is based on the expansion of matter as temperature increases?
Thermostats are devices that operate based on the expansion of matter as temperature increases. This principle is used to control heating and cooling systems by sensing changes in temperature and activating the appropriate response to regulate the temperature in a space.
What 2 things can change matter from one state to another?
Heating can change matter from a solid to a liquid or from a liquid to a gas. Cooling can change matter from a gas to a liquid or from a liquid to a solid.
How do you change one state of matter to another?
To change one state of matter to another, you need to either add or remove heat energy. For example, to change a solid to a liquid, you would need to add heat energy to melt the solid. Similarly, to change a liquid to a gas, you would need to add heat energy to evaporate the liquid.
Is thermal expansion a chemical property?
No, thermal expansion is a physical property, not a chemical property. It refers to the tendency of matter to change in shape, area, and volume in response to a change in temperature. It does not involve any change in the chemical composition of the substance.
The expansion of matter upon heating is an example of a?
The expansion of matter upon heating is an example of a thermal expansion, which is the tendency of matter to change in volume, area, and length in response to a change in temperature.
The expansion of matter upon heating is an example of change.?
physical change
The expansion of matter upon heating is an example of?
physical change
How does heat change the state if matter?
For example heating lead to melting and boiling - changes of matter phases.
Can energy cause a change in matter?
Yes, energy can cause a change in matter through processes like heating, cooling, or reacting with other substances. For example, heating water causes it to evaporate into steam, which is a change in its physical state due to the addition of heat energy.
How do you change a substance change of matter?
By heating or freezing.
What is the process of thermal expansion?
Thermal expansion is the tendency of matter to change in volume in response to a change in temperature.
How do you change a substance state of matter?
By heating or freezing.
What is necessary to make any matter change phases?
Cooling or Heating First of all we have 3 phases, Gas, Liquid and Solid to change from gas to liquid to solid, cooling is required and to change from solid to liquid to gas, heating is required This type of heat is called latent heat, always think of water as an example Ice --> Water , heating Water--> Water Vapour, more heating
During thermal expansion what happens to the density of a substance?
Thermal expansion is the tendency of matter to change in volume in response to change in temperature. During thermal expansion, the density of a substance decreases as its volume increases. Volume is the space occupied by a body. So, when a substance expands on heating, it will occupy more space or will have more volume. But its mass does not change because the amount of matter contained in a body cannot change. Therefore, mass divided by increased volume gives a decreased density.
Is expansion physical or chemical change?
Expansion is a physical change because it involves a change in the state or size of matter without altering its chemical composition.
Which device is based on the expansion of matter as temperature increases?
Thermostats are devices that operate based on the expansion of matter as temperature increases. This principle is used to control heating and cooling systems by sensing changes in temperature and activating the appropriate response to regulate the temperature in a space.
