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SCIENCE

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  • The smoother the surfaces, the ............ the friction.
    lower
  • Mention 3 kinds of metal.
    Gold, silver, steel, iron, nickel
  • Mention 3 light sources.
    Candle, flashlight, lamp
  • About shadows. "The closer the object to the light source, the .......... the shadows."
    larger or bigger
  • What will happen if we mine too much of the earth's resources?
    Can broke the environment. The water dan air can be dirty.
  • Will the magnets attract or repel with each other?
    attract
  • Where you can get the metal?
    by mining the earth
  • What fossil is this?
    fossil of fish
  • Is magnifier opaque object?
    No, magnifier is transparent object
  • Is a spoon a magnetic material?
    Yes, spoon is magnetic material
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