Download - Physical properties of matter
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Q: The smallest unit of matter
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A: Atom
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Q: Model of an atom
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A: Bohr Diagram
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Q: Atomic Number
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A: # of Protons in the nucleus
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Q: Electrical charge of the 3 atomic particles
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A: Protons + Electrons - Neutrons 0
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Q: Mass or Weight of the 3 atomic particles
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A: Proton = 1amu Neutron = 1 amu Electron = 0 amu
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Q: Atomic Mass (Weight)
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A: # Protons + # Neutrons
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Q: A change in which new matter is formed (burning wood,
cooking food, rusting iron).
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A: Chemical Change
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Q: Combinations of different elements that result from chemical
changes.
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A: Compounds
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Q: Characteristic properties of matter (always the same)
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A: Boiling point, melting point, density, conductivity
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Q: Non-characteristic properties of matter (can vary with items)
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A: Shape, mass, length,
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Q: The ability to transmit energy (electrical, heat, light)
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A: Conductivity
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Q: The amount of matter in a given space.
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A: Density
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Q: Combining a solid with a liquid to form a homogeneous
solution.
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A: To Dissolve
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Q: Matter made up of one kind of atom.
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A: Element
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Q: When liquid changes to gas.
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A: To Evaporate
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Q: What is the Law of the Conservation of Matter?
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A: During an ordinary chemical reaction, matter can’t be
created or destroyed.
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Q: Anything that takes up space and has mass.
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A: Matter
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Q: The amount of matter in a body.
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A: Mass
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Q: Two or more materials combined
but not chemically joined. Can be separated by physical
means (filtering, boiling).
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A: Mixture
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Q: Mixture with parts evenly distributed throughout
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A: Homogeneous mixture
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Q: Mixture with parts kept separate
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A: Heterogeneous mixture
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Q: The smallest particle of a substance that retains the
chemical and physical properties of the substance and
is composed of two or more.
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A: Molecule
Water/H2O
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Q: Chart of the more than 100 different elements found on
earth.
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A: Periodic Table of the Elements
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Q: The ability of a substance to dissolve in a liquid (ex: sugar).
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A: Solubility
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Q: Mixture in which particles of the substances are evenly
mixed and cannot be separated by means such as filtering.
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A: Solution
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Q: Mass X Gravitational force (measured with a spring scale)
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A: Weight(measured in Newtons)
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Q: How much matter is in an object;
measured with a triple beam balance.
Units: grams
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A: Mass
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Q: How much space an object takes up; measured with a
graduated cylinder or length x width x height.
Units:Milliliter or cm3
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A: Volume
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Q: How much matter is packed into a particular space. Units: grams/milliliter or
grams/cm3
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A: Density
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Q: How do you calculate density?
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A: Density = Mass/Volume
Find volume by multiplying Length X Height X
Width
Or:
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Q: Non-reversible change when bonds are broken and
something new is produced.
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A: Chemical change
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Q: Reversible change where substances keep their chemical
composition and no new substances are produced.
(mixing, freezing, boiling, evaporation,
tearing, crushing)
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A: Physical Change