(Specific) heat capacity.
A substance that cools down quickly has a low specific heat capacity. This means that it requires less energy to change its temperature compared to a substance with a high specific heat capacity which cools down more slowly.
Specific heat capacity is the amount of energy required to increase the temperature of an object or substance by 1oK. The rate at which something cools is proportional to the difference in temperature between the object and its surroundings. Consequently, neither has any relation to the other.
Use particle theory of matter to describe what happens to the density of a substance when it cools down
A fan.
When a substance has a low specific heat, it means that it requires less energy to change its temperature compared to substances with higher specific heat. As a result, it heats up and cools down more quickly when energy is added or removed. This property affects how substances respond to temperature changes and can impact various physical and environmental processes.
Lava will cool quickly compared to underground magma.
The density of the substance becomes higher because of the particles slow down and move closer together when the substance cools.
When lave cools fairly quickly, but not instantaneously, the rock that is producing will have small or nearly invisible crystalsform.
When a substance cools down, it contracts or shrinks in volume. This is due to the decrease in kinetic energy of the particles, causing them to move closer together and reducing the overall volume of the substance.
Thermal energy
It cools quickly.
it explodes