Everything is made of tiny ____. The particles are arranged differently in ____, liquids and gases. The particles are close together in solids, and held by forces called ____. The particles cannot move around, they can only ____. This is why solids have a fixed ____. Solids cannot be ____ because the particles are already very close together. The particles in liquids are ____, so liquids cannot be squashed. However, the bonds are ____ than in solids and so the particles can move around. This means the shape of a ____ can change and the particles can ____. In a gas, the particles are ____ and moving around in all directions. A gas does not have a ____ shape, and it is easy to squash because there is a lot of ____ bewteen the particles.

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