Phase Changes
When ice changes to water.
What is melting or fusion?
This state of matter has particles that are far apart.
What is gas?
Each particle of matter has __________ _________. This is the energy of movement.
What is kinetic energy?
When heat energy is transferred by ___________, heat moves in a circular pattern.
What is convection?
The unit of measurement for temperature here in Canada.
What is degree Celsius?
When water turns to ice.
What is freezing or solidification?
This state of matter has a fixed shape and volume.
What is a solid?
____________ is a measure of the average kinetic energy of the particles in a substance.
What is temperature?
___________ is the transfer of heat energy in the form of energy waves.
What is radiation?
When industries use waste heat or excess heat as a heat source somewhere else (e.g. produce electricity or heat a building).
What is cogeneration?
When a gas turns to a liquid.
What is condensation?
This state of matter takes the shape of its container, and has a definite volume.
What is a liquid?
__________ is the transfer of kinetic energy from a warm substance to a cooler substance.
What is heat?
The transfer of heat energy between substances that are in direct contact is called ___________.
What is conduction?
Type of solar heating that depends on some mechanical device to help transfer that energy.
________________ is the process of changing state from a liquid to a gas.
What is evaporation or vaporization?
Adding heat to matter makes the particles move _______.
What is faster?
Removing heat from matter generally causes this decrease in volume.
What is contraction?
A substance that doesn't allow heat energy to move through it easily is called an ___________.
What is an insulator?
What type of strip is in a thermostat?
What is Bimetallic?
________________ is the process of changing state directly from a solid to a gas.
What is sublimation?
All particles are __________ to each other. In a solid state, the bonds are the strongest.
What is attracted?
Which has more thermal energy, a match when it's lit, or an igloo?
What is an igloo?
A substance that lets heat energy move through it easily is called a _____________.
What is a conductor?
The refrigerant in a cooling system removes ______ from the appliance.
What is heat or thermal energy?