Condensation
tempature
Add energy to change the particles in the liquid state on the window back into gas.
a drug
Souring milk causes a chemical change because it changes its state of matter (from a liquid to a semi-solid), and it grows bacteria. When milk sours it causes a permanent change, therefore making it a chemical change.
No, evaporation causes a change in the state of matter (liquid to solid) which is a physical change
During breathing a gas is expelled.
Matter causes a change in state
Temperature or pressure
Temperature.
Temperature.
thats evaporation and heat causes it
Temperature. Temperature causes matter to change state.
tempature
Physical Change, the window is still a window and you can get it back to its original state by re-melting it (although i dont see why you would want to do this). No new substace was formed, nor anything given off. :)
Add energy to change the particles in the liquid state on the window back into gas.
evaporation
a drug