Heat Transfer Flashcards
What does Absorb mean?
To take in energy
What does Condense mean?
Gas turned into liquid
What is Conduction?
The way heat travels through solids
What is a Conductor?
A material which lets energy through it easily
What does Contract mean?
To get smaller
What is a Convection Current?
A current created by heat causing changes in the density of a fluid
What does Emit mean?
To give out energy
What does Evaporate mean?
When liquid turns to gas
What doe Expand mean?
To get bigger
What is a Fluid?
A gas or a liquid
What is a Gas?
Particles that are spread out and not attached to each other
What is a Heat Insulator?
A material that does not let heat energy flow through it easily
What is Infrared Radiation?
A wave that can travel through transparent things and a vacuum (empty space)
What is an Insulator?
A material that does not let energy flow through it easily
What are Joules (J)?
The units for measuring energy
What does Melt mean?
When a solid turns into a liquid
What is Radiation?
The transfer of heat energy by electromagnetic waves
What is a Solid?
Something made of particles that are close together in a regular array but can’t move past each other
What is Thermal Energy?
Another name for heat energy
What is a Liquid?
Something made of particles that are touching in a regular array, but can move past each other
What is the Electromagnetic Spectrum?
Radio waves, Micro waves, Infrared Radiation, Visible Light, Ultraviolet Light, X-Rays, Gamma Rays
