Question | Answer |
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 |