1) It has no fixed shape and can flow. a) solid b) liquid 2) It has a fixed shape and cannot be squashed. a) solid b) liquid c) gas 3) It's particles move very little. a) solid b) liquid 4) Its particles move around each other. a) solid b) liquid 5) Its particles are quite close together. a) solid b) liquid 6) Its particles are very close together.  a) solid b) liquid 7) Which are solid particles? a) b) c) 8) Which are liquid particles? a) b) c) 9) Which are gas particles? a) b) c) 10) All substances are made of ___________.  a) shape b) liquids c) particles 11) ____________ have a fixed shape. a) solids b) liquids c) particles 12) Solids have a fixed shape due to ____________ packed particles. a) loosely b) tightly c) spread 13) ___________ can spread and take on the shape of their container. a) solids b) liquids c) gas 14) The particles in liquids are not close together. a) true b) false c) maybe 15) The particles in solids are held tightly together a) true b) false c) maybe

Lesson 3.1 Materials , substances and particles

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