8141542
Description
Mind Map by Ana Tenías Luna, updated more than 1 year ago
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Created by Ana Tenías Luna
almost 8 years ago
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Thermal energy (Heat)
- How does it travel?
- Conduction
- Two
solids in
contact
- Molecules in
the hotter
move faster
than in the
colder.
- Molecules in
the hotter
move faster
than in the
colder.
- Two
solids in
contact
- Convection
- Liquids
and
gases
- Circular
movement
- Circular
movement
- Liquids
and
gases
- Radiation
- Through
space
- waves
- waves
- Through
space
- Conduction
- Thermal conduction
- Conductors
- Transfer
energy
easily
- ex: metal,
diamond,
graphite
- ex: metal,
diamond,
graphite
- Transfer
energy
easily
- Insulators
- Don't
transfer
energy easily
- ex: glass,
plastic,
rubber,
wood
- ex: glass,
plastic,
rubber,
wood
- Don't
transfer
energy easily
- Conductors
- Effects
- Melting
- A solid
becomes
a liquid
- Liquid
molecules
move
faster
than solid
ones
- Liquid
molecules
move
faster
than solid
ones
- A solid
becomes
a liquid
- Evaporation
- A liquid
becomes
a gas
- Gas
molecules
move very
fast
- Gas
molecules
move very
fast
- A liquid
becomes
a gas
- Expansion
- With heat,
molecules
vibrate
- Some
materials
become
bigger
(expand)
- Some
materials
become
bigger
(expand)
- With heat,
molecules
vibrate
- Chemical
changes
- Permanent
changes
- The change
can't be
reversed
- An omelette
can't become a
liquid egg again
- An omelette
can't become a
liquid egg again
- The change
can't be
reversed
- Permanent
changes
- Melting
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