SC-347
Particle model of matter
Lower Sec Science · Secondary 1 · Medium · Particle model of matter
A sealed syringe contains air. The plunger is pushed in slowly while keeping the temperature constant. According to the particle model, what happens to the air particles inside?
- They move closer together and collide more often
- They become larger but keep the same spacing
- They stop moving completely
- Their number increases while spacing stays the same
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