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Science Review #1

  •  English    21     Public
    Matter, Mass, Atoms, Law of Conservation, Open/Closed Systems
  •   Study   Slideshow
  • What is matter?
    Anything that has mass and takes up space.
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  • True or False? Even if you're weightless in space you still have mass.
    True
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  • What is mass?
    It is a measurement of the amount of matter something contains.
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  • How is weight different from mass?
    Weight changes in different levels of gravity whereas mass stays the same no matter what.
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  • These bottle are... A. Half empty B. Half full C. Completely empty D. Full of matter in the form of gas
    D. Full of matter in the form of gas
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  • What is aluminum foil made of?
    Aluminum / Atoms both are correct!
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  • True or False? The atoms that you are made of were once swirling around in space.
    True!
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  • What is a closed system?
    Energy can enter and leave the system but mass cannot. Mass is conserved.
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  • What is an example of a closed system?
    Possible answer: Earth
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  • True or False. Matter can be created and destroyed.
    False! Matter CANNOT be created or destroyed.
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  • What does the Law of Conservation of Matter state?
    It states that matter can not be created nor destroyed, but it can change forms.
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  • When you burn a piece of wood, are you destroying matter?
    No, it is just changing form. It goes from a solid piece of wood into ash and smoke.
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  • What is an open system?
    An open system is when energy and mass and enter and leave a system.
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  • What is an example of an open system?
    Possible answer: Ocean
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  • What is an isolated system?
    An isolated system is when energy or mass CANNOT enter or leave a system.
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  • What is an atom made of?
    Protons, Electrons, and Neutrons
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