for science teachers

1. Particles
.…..………… :Name: ……………………………………………… ……… Class
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Solid state

2. Liquid state
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Gas state

3. It easy to squash
Particles vibrate without change position
Bonds of particles is Bonds of particles is very strong
weak
It cannot be squashed Particles can move past each
other
It cannot be squashed
Particles are very close together.
Particles collide with Particles are quite close together.
other .
No Bonds of particles Particles move in all direction.

6. .…..………… :Name: ……………………………………………… ……… Class
Answer the following questions
1. What are all materials made from ?
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2. What holds the particles together in a solid ?
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3. What happens to the particles if air is squashed
into a smaller space ?
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4. Why are gas particles able to spread out to fill
any space ?
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5. Why is it very difficult to squash solids and
liquids ?
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6. Describe how the particles move in solids ,
liquids and gases .
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