What causes particles of matter to move faster?Heating the matterCooling the matterShaking the matterWeak forces
Question
What causes particles of matter to move faster?
- Heating the matter
- Cooling the matter
- Shaking the matter
- Weak forces
Solution
The movement of particles in a substance is largely influenced by temperature and energy. In general, as the temperature of the matter increases (i.e., when it is heated), the particles gain more energy. This additional energy causes them to vibrate more vigorously and move faster. Here’s a breakdown of the options provided:
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Heating the matter: This increases the energy of the particles, resulting in faster motion. As thermal energy is added, particles begin to move more rapidly, which is why heated substances often expand.
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Cooling the matter: This decreases the energy of the particles, causing them to move slower. As temperature drops, the motion of particles reduces, and they come closer together, often leading to contraction of the material.
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Shaking the matter: This can temporarily increase the kinetic energy of the particles, making them move faster, but it is not a sustainable or natural process for driving particle movement.
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Weak forces: These are fundamental interactions that generally do not affect the speed of particle movement in a direct manner. They play a role in the behavior of subatomic particles (like in radioactive decay) but aren't a mechanism for increasing motion in matter as a whole.
Conclusion
The primary cause for particles of matter to move faster is heating the matter.
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