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concept 2 lesson 5

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  • a model of a germ helps us to see its shape without using a ....... which is used to magnify tiny objects
    microscope
  • what happens to : the arrangement of particles of water after its freezing.
    it will be be organized ( have a regular pattern)
  • we can study the location of countries by using a .......... which represents a model of the earth
    glope
  • the earth is a planet in the ...... system
    solar
  • liquids that come out of a volcano have definite ...... but they have no definite.......
    volume - shape
  • water vapor particles are loosely packed , so that water vapor don't have a definite ........ or ........
    shape or volume
  • give reason : both liquids and gases don't have a definite shape and take the shape of their containers
    because their particles are arranged randomly
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