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Molecules in a substance slow down when a substance is cooled.
Temperature is the measure of average kinetic energy of particles.
Kinetic energy is the energy of motion.
So when temperature decreases, the average kinetic energy decreases, so the energy of motion decreases, and the molecule slows down.
What else can I help you with?
When a substance cools it loses?
When a substance cools, it loses heat energy to its surroundings, causing the molecules to slow down and the substance to contract or solidify. This can lead to changes in physical properties such as becoming more rigid or brittle.
Why do substances contract when they cool?
As substances cool, the molecules slow down and have less kinetic energy, causing them to come closer together. This decrease in distance between molecules results in a contraction of the substance.
What is the effect of freezing on water activity?
The water molecules will slow down.
When water changes to solid the molecules what?
When water changes to a solid (ice), the water molecules slow down and arrange themselves into a crystal lattice structure. This allows the molecules to form a regular pattern, resulting in the solid state of matter.
What happens to the same molecules of water when they cool off?
'They die.".....No.They slow down in movement. When the molecules completely stop, it is called absolute zero. When the molecules slow down it goes from a gas, to a liquid, to a solid.it is impossible to get t o absolute zero .scientists have come with in 1/1000 of a degree but it is physically impossible to get atoms to be completely separated from any natural heat source.
What happens to the molecules in a substance when thermal energy is removed?
When thermal energy is removed from a substance, the molecules lose kinetic energy and slow down. This often causes the substance to cool down as the molecules have less energy to move and vibrate. In extreme cases, the substance may undergo a phase change, such as from a liquid to a solid.
What causes a substance to expand?
When a substance is heated, the kinetic energy of its molecules increases, causing them to move faster and further apart. This results in an expansion of the substance's volume. Conversely, when a substance is cooled, the molecules slow down and move closer together, causing the substance to contract.
When a substance loses heat energy?
When a substance loses heat energy, its temperature decreases as the molecules within the substance slow down. This can lead to changes in physical state, such as freezing or condensation, depending on the substance. The amount of heat energy lost can be calculated using the substance's specific heat capacity and the change in temperature.
How do you slow down molecules?
You decrease the temperature. Temperature is the measurement of the average speed of the molecules in a substance. The faster the molecules are moving, the higher the temperature. The slower, the lower the temperature.
To slow down a chemical reaction what should you add?
To slow down a chemical reaction, you can add a substance that acts as an inhibitor or a catalyst that competes for the reacting molecules. Also, lowering the temperature or decreasing the concentration of the reactants can help slow down the reaction.
When a substance cools it loses?
When a substance cools, it loses heat energy to its surroundings, causing the molecules to slow down and the substance to contract or solidify. This can lead to changes in physical properties such as becoming more rigid or brittle.
When a substance freezes does its thermal energy decrease?
Yes, when a substance freezes, its thermal energy decreases since the molecules lose kinetic energy and slow down as they transition from a liquid to a solid state.
When gas is cooled its molecules?
.... will slow down in motility.
Does freezing's thermal energy increase or decrease?
When a substance freezes, its thermal energy decreases. This is because the molecules within the substance slow down and move closer together as they form a solid structure.
Why do substances contract when they cool?
As substances cool, the molecules slow down and have less kinetic energy, causing them to come closer together. This decrease in distance between molecules results in a contraction of the substance.
Does water molecules speed up or slow down when water vapor returns to the liquid water s?
Condensation. The transformation of water vapours in liquid water is called condensation, a change of phase.
How does gases change to liquids?
the_temperature_is_lowered_causing_the_molecules_to_slow_down_enough_to_where_they_become_a_liquid.if_they_slow_down_too_much_they_become_a_solid.as_you_lower_the_temperature_the_closer_the_molecules_get_to_eachother_and_slow_down_more_and_more.">the temperature is lowered causing the molecules to slow down enough to where they become a liquid.if they slow down too much they become a solid.as you lower the temperature the closer the molecules get to each other and slow down more and more.
