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Intro to Physical Science
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    properties of matter, physical chemical change, basic energy, density,
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  • What is energy?
    the ability to cause change
  •  15
  • how does endothermic reactions feel?
    cold
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  • what class is a chicken part of?
    Aves
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  • how does a exothermic reaction feel?
    Hot
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  • what does ductile mean?
    able to be drawn into a wire
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  • what does malleable mean?
    able to be hammered into a thin sheet
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  • what is the name of the compound NaCl?
    Sodium Chloride
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  • What is a fluid?
    any substance that has the ability to flow under stress or pressure
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  • What is the boiling point of water in Fahrenheit?
    212 degrees
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  • What is deposition?
    when an object turns from a gas to a solid without turning to liquid.
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  • What is the SI unit for length?
    Meter/Kilometer
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  • What is the si unit for mass?
    gram, Kilogram
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  • What’s the SI unit for density?
    grams per cubic cm or kilograms per cubic meter
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  • What is the density formula?
    D= M/V
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  • what is kinetic energy?
    energy in motion
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  • what is potential energy?
    stored energy
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  • what type of energy is food considered?
    chemical energy
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  • a rubber band stretched out has what type of potential energy?
    Elastic
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  • What is the difference between mass and weight?
    Mass = amount of matter in a system Weight is the amount of pull that gravity has on mass
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  • is the color of a rose a physical property or a physical change?
    physical property
  •  10
  • what is the SI unit for temperature?
    Kelvin
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  • zero kelvin is also know as ......
    absolute zero
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  • What is matter?
    anything that has mass and takes up space
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  • What is viscosity?
    the thickness of a fluid
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  • What is distillation?
    separation by boiling points
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  • what is filtration
    separation by particle size
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  • What is the boiling point of water in Celsius?
    100 degrees celsius
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  • What does heterogeneous mean?
    Different mixture or able to easily distinguish parts
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  • what are the two parts of a solution?
    solvent and solute
  •  25
  • What is a colloid?
    middle sized particles in a solution that scatter light
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