Heat Transfer Flashcards
(21 cards)
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
