3568453
Description
Mind Map by canned_rainbows, updated more than 1 year ago
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Created by canned_rainbows
about 9 years ago
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Heat
- Heat transfer
- Conduction (contact)
- Definition
- Flow of heat
- High to low temperature
- Without movement of matter as awhole
- Flow of heat
- Medium
- Solids : Best conductors
- Good conductors
- E.g. Metals
- E.g. Metals
- Poor conductors (Insulators)
- Air
- Materials that trap air
- E.g. foam, feathers
- E.g. foam, feathers
- Air
- Good conductors
- Gases : Worst conductors
- Solids : Best conductors
- Definition
- Convection
- Definition
- From high to low level
- Flow of heat
- Movement of liquids of gases as a whole
- From high to low level
- Medium
- Occurs in liquids and gases
- Occurs in liquids and gases
- Convection current (flow)
- Hot air rises
- Expands so the air is less dense
- Expands so the air is less dense
- Cold air sinks
- Contacts so the air is less dense
- Contacts so the air is less dense
- Hot air rises
- Definition
- Radiation
- Definition
- Flow of heat
- From high to low temperature
- By electromagnetic waves
- Flow of heat
- Medium
- Solids, liquids and gases
- Can pass through a vacuum
- Solids, liquids and gases
- Colours
- Matte black
- Best absorber and emitter
- Best absorber and emitter
- Shiny silver
- Worst absorber and emitter
- Very good refector
- Worst absorber and emitter
- Matte black
- Definition
- Conduction (contact)
- Heat and its effects
- Expansion and contraction
- Expansion
- Object expand and increase in volume
- Object expand and increase in volume
- Contraction
- Objects contract and decrease in volume
- Objects contract and decrease in volume
- Expansion
- Expansion and contraction
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