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Science L4 Review of Term 1

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  • Chemical properties are seen when substances react. True OR false
    True
  • Fire burning....chemical or physical change?
    Chemical change
  • Which animal undergoes metamorphosis? A turtle OR a frog
    The frog
  • What is the nucleus of an atom made up of?
    Neutrons and protons
  • What animal is extinct? There are none left on earth.
    Dodo, dinosaur, sabre toothed tiger, mammoth, Tasmanian tiger
  • Painting a wall....physical OR chemical change?
    Physical change
  • Physical properties are determined by the 5 senses. True OR false
    True
  • Which animal is the prey in this image?
    The fish
  • Plants need to do this in order to grow. What is it?
    Photosynthesis
  • Where are electrons found in an atom? They live in the electron ___________. Cloud OR sphere?
    Elelctron cloud
  • What is special about the life cycle of a seahorse?
    Male carries the babies
  • What makes up an atom? Protons, neutrons and _______________.
    Electrons
  • What can cause animals to become endangered? Give 2 reasons both starting with the letter "p".
    Pollution and population
  • In the diagram, which are the producers? Name all 3
    Corn, carrot and the grass
  • What are the outermost electrons called? Extreme OR valence
    Valence
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