States
Liquid
What is the heat transfer you feel when holding a hot mug of water?
Conduction
The Freezing point of water is:
0 degrees celsuis
When something gets hotter and the particles spread further apart, this is called:
Thermal expansion
What is the atmosphere?
The blanket of air surrounding the earth
What state is cheese?
Solid
What heat transfer causes sea breezes?
Convection
The boiling point of water is:
100 degrees celsius
When something gets hotter and the particles get closer together this is called:
Thermal contraction
What is the main gas in the atmosphere?
Nitrogen
What is the state change called when a liquid becomes a solid?
Freezing
What type of heat transfer is felt from the suns rays?
Radiation
What unit of temperature do people usually use in Thailand?
Degrees Celsius
Spaces are left between metal train tracks because:
It allows the metal to expand when it gets hotter
Name something other than gas that is present in the atmosphere
Water or particulate matter
What is the state change when a liquid becomes a gas?
Evaporation
convection current
What unit of temperature do people usually use in America?
Degrees Fahrenheit
Q= mc^t calculates what?
energy needed to change temperature
What layer of the atmosphere is closest to earth (where we live)
Troposphere
What is the state change when a solid becomes a gas?
Sublimation
Thermal equilibrium
What is the SI unit for temperature?
Degrees Kelvin
Q=ml calculates what?
Energy needed to change state
What is the layer in the atmosphere which protects us from UV radiation?
Ozone layer