Solids
Solids have a ______ shape and a ______ volume.
Fixed shape and fixed volume.
Liquids take the shape of their _______ and have a ______ volume.
Container, fixed
Gases take the ______ and ______ of their container.
Shape, volume.
What are the 3 states of matter?
100 bonus points if you can name the 4th one.
Solids, Liquids, and Gases.
Extra points for plasma!
Name the process for when a solid becomes a gas, without becoming a liquid first.
Sublimation
Name the 2 types of solids.
Amorphous and Crystalline solids
Name 2 kinds of liquids.
Water, milk, oil, juice, honey, etc.
Name a type of gas.
Nitrogen, Oxygen, Helium, Carbon Dioxide, Carbon Monoxide, etc.
What is is called when a liquid becomes a solid?
Freezing
Name the process for when a gas becomes a solid.
Deposition
Describe the texture of an amorphous solid.
Describe surface tension.
Surface tension is a force that pulls particles at the exposed surface of a liquid toward other liquid particles.
What happens to the volume of a gas when it is compressed?
It decreases.
What is it called when a solid becomes a liquid?
Melting
Describe the molecules in a solid.
Closely packed together
Describe the texture of a crystalline solid.
Holds a definite and fixed shape/regular repeating molecule pattern.
What is viscosity?
Viscosity is a liquid’s resistance to flowing.
When you release pressure from a gas, the volume ______.
Increases
Name the process for when a gas becomes a liquid.
Condensation
Describe how a liquid is shaped in a container and describe its volume.
Liquids take the shape of their container and have a fixed volume.
Name one amorphous solid and one crystalline solid
Amorphous: plastic, glass, rubber, cotton candy, or wax.
Crystalline: Quartz, diamonds, sugar, snowflakes, or table salt.
the slower the flow of a liquid the ______ the viscosity. The faster the flow of the liquid the _______ the viscosity.
Higher, lower.
Solids exert pressure only in the downward direction. Liquids apply pressure downward as well as to the sides. But gases apply pressure in ________.
All directions.
Name the process for when a liquid becomes a gas.
Evaporation
True or false?
Gases take the shape and volume of their container.
True!