Solids, Liquids & Gases
Adding or removing heat
Phase Changes
Vocabulary
Random
100
Has a definite volume but not a definate shape
What is a liquid?
100
When a liquid is cooled it becomes what?
What is a solid?
100
Phase change of a solid turning into a liquid
What is melting?
100
Anything that has mass and takes up space
What is matter?
100
The theory that states that matter is made of tiny particles
What is the particulate theory of matter?
200
Has a definite shape and volume
What is a solid?
200
When heat is added to a liquid it becomes what?
What is a gas?
200
Phase change of a solid turning into a gas
What is sublimation?
200
The amount of space an object takes up
What is volume?
200
As a solid turns to a liquid it's what happens to the heat energy.
What is increases/gained?
300
In what state do molecules move extremely quickly and by bouncing off each other
What is a gas?
300
When a gas is cooled it becomes a what?
What is a liquid?
300
Change from a liquid to a solid
What is freezing?
300
The amount of matter in an object
What is mass?
300
What factor affects the rate of diffusion of the gases in the tube?
What is size/mass of particles?
400
Another name for the states of matter
What are phases of matter?
400
What must happen for matter to change states?
What is it must gain or lose energy?
400
Phase change of a gas turning into a liquid
What is condensation?
400
The spontaneous movement of particles from a region of high concentration to low concentration
What is diffusion?
400
What happens when an object's kinetic energy increases?
What is the particles move faster?
500
Generally, I am a state of matter that cannot be compressed?
What is solid?
500
Kinetic energy is ____________ when ice melts and particles move _____________ and ____________.
What is gained and faster and farther?
Kinetic energy is GAINED when ice melts and particles move FASTER and FARTHER.
500
When heat is added to a liquid and becomes a gas.
What is evaporation?
500
The movement of water molecules from high to low concentration through a partially permeable membrane
What is osmosis?
500
Visking tubes are artificial selective permeable membrane that models the behaviour of cells. What process causes the size of Visking tube to increase at the end of experiment?
What is osmosis?