5.9 and 5.10 starter

· 5.9 recall that particles in a liquid have a random motion within a close-packed irregular structure
· 5.10 recall that particles in a solid vibrate about fixed positions within a close-packed regular structure
· Complete the missing words in the table below
· Cut and paste the particle images into the table

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[cid:image002.png@01CC9574.195EA600]

[cid:image003.png@01CC9574.195EA600]

State

Particle

Picture

Arrangement of Particles

Motion of Particles

Other Properties

Solid:
· closely packed
· regular pattern

· vibrate about a fixed position

· fixed shape
· not easily compressed since particles are closely packed
· Strong bonds

Liquid:
· closely packed
· no pattern

· free to flow over each other

· takes shape of its container
· can be poured
· not easily comressed since particles are closely packed
· Weak bonds

Gas:
· widely spaced
· no pattern

· very fast moving
· random directions

· fills its container
· can be poured
· easily compressed since its particles are far apart
· Very weak bonds

s,l,g animation.swf Download this file

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