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When an object heats up, its density typically decreases. This is because as the object's temperature increases, its particles gain energy and move more quickly, causing the object to expand. As a result, the same amount of mass now occupies a larger volume, leading to a decrease in density.

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1y ago

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The amount of matter in an object compared to the space it takes up?

The amount of matter in an object compared to the space it takes up is known as density. Density is a measure of how tightly packed the particles in an object are. Objects with higher density have more mass for a given volume compared to objects with lower density.


How density related to sinking and floating?

Density is a measure of how much mass is contained in a given volume. Objects with higher density than the fluid they are in will sink, as they are heavier than the fluid. Objects with lower density than the fluid will float, as they are lighter and are buoyed up by the fluid.


When an object heats up what happens to its particles?

When an object heats up, its particles gain energy and move faster. This increase in kinetic energy causes the particles to vibrate and expand, leading to an overall increase in the object's temperature.


What determines the manner in which an object heats up?

The manner in which an object heats up is determined by factors such as the material's conductivity, density, and specific heat capacity. These properties influence how quickly heat is conducted through the object and how much energy is required to raise its temperature.


How heat moves through objects?

Heat can move through objects via conduction, convection, or radiation. In conduction, heat is transferred through direct contact between particles. Convection involves the movement of heat through fluids like liquids or gases. Radiation transfers heat through electromagnetic waves that can travel through a vacuum.