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Temperature is a measure of the average kinetic energy of an object. This is proportional to how quickly the particles move.

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Q: What determines the speed of the atoms and molecules of a substace?
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Related questions

In which state will atoms and molecules have the lowest average speed?

Solids.


Why do Atoms and molecules have kinetic Energy?

Because they: * Have mass * Have a speed


What is the speed at which molecules or atoms move dependent on temperature and state of matter?

energy


How does heating and cooling affect the speed of the molecules in a solids and the distance between them?

In solids, heat is the energy of vibrating molecules or atoms; the higher the temperature, the greater the vibration. And when molecules or atoms vibrate more, there will be more space between them.


What happens to the atoms in water when water boils?

The atoms speed up building up kenetic energy which forces them apart and that is what turns the liquid into a gas


What happens to the speed of the particles if temperature incressed?

A particle may travel at a faster speed or its component atoms or molecules may vibrate more vigorously.


Measure of the energy or heat of matter?

The measurement of the energy or heat in matter involves measurement of average speed of atoms and molecules.


What is the relationship between water vapor air molecules temperature?

Whatever it is, gas, vapor, liquid, solid - the higher the temperature, the higher is the local agitation/speed of the molecules/atoms.


What is the relationship between temperature air molecules and water vapor?

Whatever it is, gas, vapor, liquid, solid - the higher the temperature, the higher is the local agitation/speed of the molecules/atoms.


Does the size or the speed of a molecule determines whether it can pass through the pores of a membrane?

The speed doesn't necessarily determine the permeability, but the size does. Smaller molecules such as O2 can easily enter the cell while CO2 leaves the cell. There are other criteria that also determines whether a molecule can pass through the plasma membrane such as its solubility. Fat soluble molecules such as steroids can easily pass through the membrane.


What determines the speed of an actuators?

Actuator speed is determined by:


How does the speed of the molecules affect the airteperature?

Generally speaking, atoms slow down when cold and speed up when warm.