Heat
Energy
What is heat a form of?
Conduction
What happens when heat flows through solids?
Convection
What is the main way heat travels through solids and gases?
Radiation
How can heat move through a vacuum?
Walls
Where is the majority of heat lost from a house?
Joules
What is heat measured in?
Metals
What materials are good at conducting heat?
Less dense
What happens to particles in a liquid or gas when heated?
Infrared Radiation
What is another name for heat radiation?
Loft insulation
What substance can be used to prevent heat from escaping from the roof?
Temperature
What is a measure of how hot or cold something is?
Non-metals
What materials are bad at passing heat?
More dense
What happens to particles in a liquid or gas when they cool down?
Emitting
What is it called when a substance gives out heat?
Cavity
What can be used in walls to prevent heat loss from a house?
Degrees celsius
What is temperature measured in?
Conductor
What is a substance that is good at passing heat?
Convection current
What happens in a liquid or a gas when heated?
Absorbing
What is it called when a substance takes in heat?
Double glazing
What can be used in windows to prevent heat loss from a house?
Thermometer
What is used to measure temperature?
Insulator
What is a substance that is bad at passing heat?
Glider
What is something that uses convection to move?
Black, dull surfaces
Whats types of surfaces emit and absorb more heat?
Aluminium Foil
What was the best insulator of heat?