All of the following support the theory of continental drift except
a) the continents seemed to fit together like pieces of a pieces of a puzzle
b) there are similar fossils on different continents
c) mountain rangers on different continents lined up
d) the north pole and antarctica are covered in ice

Asubstance is held in an open container. its particles move past one another at random speeds but do not leave the container. heat is removed from the system, and the particles slow down. when enough heat is removed, the particles no longer have enough speed to overcome the weak attractive forces between them. when this happens, the substance enters its solid state. the process described above is known as .