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Chapter 5 and 6 Unit 9

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  • What did Amy realize after washing up before dinner?
    D. Sand dissolves in water
    Soap is a fossil
    . She was still clean
    She had created a mixture of dirt and water
  • What happened when plaster of paris and water were mixed?
    It evaporated
    It froze
    It turned to gas
    It becomes a solid
  • What is trenching used for?
    Removing fossils safely from rock
    Finding water
    Building Tents
    Cooking food
  • Who did Dr. Forester think stole the fossils?
    The sheriff
    Campers
    Fossil thieves
    Wild animals
  • Why did Amy think the thief might be someone at camp?
    She saw someone running
    A fossil was buried nearby
    No tire tracks or footprints were found
    Julian told her so
  • What did Tess use to cover the fossil before plastering it?
    Blankets
    Plastic Wrap
    Sand
    Damp paper towels
  • How are fossils formed according to Tess?
    Bones freeze forever
    Bones turn to sand
    . Bones melt underground
    Minerals replace the original compounds in bones
  • According to Tess, what is a mixture?
    Two or more substances physically mixed together
    Something that cannot be separated
    A liquid only
    A gas and a solid combined
  • What did Felix make in his cereal bowl?
    A mixture
    A reaction
    A solution
    A compound
  • Who warned Amy about the snake?
    Julian
    Matt
    Felix
    Tess
  • Why did Amy think Felix might be suspicious?
    e refused to eat breakfast
    He left camp early
    He put a lock on his backpack
    He argued with everyone
  • What bad news did Dr. Forester share at breakfast?
    . A storm was coming
    The truck broke down
    A storm was coming
    The fossils were gone
  • How did Kristal help solve the missing fossil mystery?
    She searched the camp
    She questioned Felix .
    She dug up another fossil
    She drew sketches of the fossils
  • Why is sweet tea considered a solution?
    Sugar dissolves into the tea
    Sugar disappears forever
    Sugar disappears forever
    It changes color . Sugar disappears forever
  • What was special about one of the fossil pieces Dr. Forester found?
    It was broken in half
    It was gold It belonged to a plant
    It looked like part of a small dinosaur
    It belonged to a plant
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