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6th Grade Science Review

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    Review of science
  •   Study   Slideshow
  • What is the smallest unit of life?
    The cell
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  • Which organelle breaks down glucose to release energy?
    The mitochondrion or mitochondria
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  • Which organelle is the "brain" of the cell?
    The nucleus
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  • Which organ system transports oxygen and nutrients to cells?
    The circulatory system
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  • Cells --> ____________ --> organs --> organ systems --> body
    tissues
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  • Name an organ in the respiratory system.
    lungs, trachea, nose/mouth, bronchi
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  • Which system breaks down your food in a series of chemical reactions so your cells can get the nutrients they need to grow and divide?
    Digestive System
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  • Plants combine carbon dioxide and __________ to make glucose (sugar/plant food).
    water
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  • The process plants use to make sugar or food for themselves is called what?
    Photosynthesis
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  • The brain and the spinal cord are part of the peripheral nervous system or the central nervous system?
    central nervous system
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  • What is the smallest unit of matter?
    particles or atoms
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  • When particles gain thermal energy, what happens to their kinetic energy?
    Kinetic energy increases
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  • How is thermal energy being transferred down the metal rod?
    Through conduction
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  • How is thermal energy being transferred from the sun to earth?
    Through radiation
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  • How is thermal energy transferred in the air?
    Through convection
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  • Would this material be a good insulator or conductor?
    Insulator
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