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Science Vocabulary

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Term
Definition
Triple Beam Balance   This lab tool is used to measure the mass of an object in grams.  
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Graduated Cylinder   It is used to measure accurate amounts of volume. The units used are called milliliters.  
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Hand Lens   This object is used to magnify other small objects.  
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Volume   The amount of space that an object occupies.It is measured in milliliters.  
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Mass   It is the amount of matter in an object.  
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Nucleus   The center of an atom, which consists of protons and neutrons  
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Proton   A subatomic particle with a positive charge.  
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Molecule   It forms when 2 or more atoms chemically combine.  
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Metal   An element that is solid with a shiny surface and conducts electricity well.  
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Law of Consrvation of Mass   This law states that matter cannot be created nor destroyed.  
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Balanced Force   This is when the net force on an object is zero and there is no change in motion.  
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Speed   This is how fast an object moves over time  
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Acceleration   A change in velocity.  
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Force   A push or a pull on an object.  
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Newton   The unit used to measure force.  
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Chemical Change   When a substance undergoes this type of change, its chemical composition is changed.  
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Diatomic Molecule   A molecule with 2 atoms of the same element.  
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Reactants   Substances that go through a chemical change.  
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Velocity   An object's speed in a given direction  
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Apparent Magnitude   This is how bright appears as viewed from earth.  
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