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Stack #110997

Science test 12/20

QuestionAnswer
boiling vaporization throughout a liquid
amorphous a solid that possesses properties of both a solid and a liquid
sublimation process by which a solid changes directly into a gas
plasma a phase of matter consisting of the highest energy
solid the lowest energy phase of matter
crystal a solid with a regular, repeating arrangement of particles
liquid a phase of matter that has a definite volume but no definite shape
freezing point the temperature at which a liquid changes to a solid
condensation the process by which a gas becomes a liquid
flammability the ability to burn
What is the name of the phase change from a liquid to a solid? freezing
What is the name of the phase change from a solid to a gas? subliming
What is the name of the phase change from a aliquid to a gas? vaporization
What is the name of a phase change from a solid to liquid? melting
Name the four phases of matter. melting, vaporization, freezing, subliming
Define/explain EXothermic. A reaction that release heat energy.
Define/explain ENdothermic a reaction that absorbs heat energy
Give an example of a chemical reaction. Posder mixed with water turns into a solid.
Give an example of a physical change. Nail turns into a rusty nail.
What are the indicators that chemical change has occurred. Something changes like smell, sight, hear, etc. When you do something to it.
What are the indicators that a physical change has occurred? When something changes and you didn't touch it.
What is an indicator solution? color change
Created by: barlow1995
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