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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.
Are the molecules in your teeth closer together or farther apart than the molecules in your saliva?
The molecules in your teeth are closer together than the molecules in your saliva. This is because solids are generally denser than liquids, resulting in molecules being packed closely together in solids like teeth. Saliva, being a liquid, has molecules that are more spread out and have more freedom of movement.
When water molecules are moving closer together there is a net?
When water molecules move closer together, there is a net increase in intermolecular forces, specifically hydrogen bonding. This results in a decrease in the volume of the water, leading to an increase in density. Additionally, the movement of molecules closer together can also release energy in the form of heat, as the system becomes more stable.
When molecules move closer together in a bridge during winter how does a bridge not break from the molecules coming closer together?
They design bridges with mechanical sliding gaps to avoid any damage due to thermal expansion/contraction.
What is it When molecules of a gas draw closer together to become a liquid?
The process in which gas molecules come closer together to form a liquid is called condensation. This occurs when the temperature of a gas decreases, causing the molecules to slow down and lose kinetic energy, resulting in a phase change from gas to liquid.
Are molecules in cool substances closer together than in hot substances?
Yes, in general, molecules in cool substances are closer together than in hot substances. As substances cool down, their molecules lose energy and move more slowly, causing them to come closer together and form a more compact arrangement. Conversely, in hot substances, molecules have more energy and move rapidly, leading to increased distance between them.
Why is cool air heaver than warm air?
because it is denser &/or the molecules are closer together
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.
Can the removing of energy increase the volume of a substance because the molecules come closer together?
No. It can increase the volume in some cases, but not BECAUSE the molecules come closer together. If the molecules come closer together, the volume will DECREASE.
What happens to space between molecules as they cool?
The space between molecules generally decreases as they cool down. This decrease in temperature causes the molecules to slow down, reducing their kinetic energy and allowing them to move closer together. This process can lead to the molecules eventually forming a solid state.
When water molecules are moving closer together in the air is called?
When water molecules are moving closer together in the air, it is called condensation. This process occurs when the water vapor in the air loses heat, causing the molecules to slow down and come together to form liquid water droplets.
Are the molecules in a wooden closer together than an aluminum bat?
no
Are the molecules in your teeth closer together or farther apart than the molecules in your saliva?
The molecules in your teeth are closer together than the molecules in your saliva. This is because solids are generally denser than liquids, resulting in molecules being packed closely together in solids like teeth. Saliva, being a liquid, has molecules that are more spread out and have more freedom of movement.
What is the relationship of molecules in a solid liquid and a gas?
gas- the molecules are farther apart since there is more space in the air solid- the molecules are closer together since it is in one specific area Liquid- the molecules can be farther or closer together depending on the volume of the liquid
When water molecules are moving closer together in the air its called?
Condensation.!.!.!
When water molecules are moving closer together in the air it is called .?
Condensation.!.!.!
When would atoms move closer together?
Atoms move closer together when attractive forces, such as van der Waals forces or hydrogen bonding, are stronger than the repulsive forces between them. This can occur, for example, when molecules are cooled down or when pressure is applied to a substance.
