Pls go through this solution
Answer:
A. X is an element or a compound while Y is a mixture
Answer:
The process by which heat or electricity passes through a medium.. is called conduction.
Hope you understood..
Solid - Retains its shape no matter the container
Gas - Particles move freely but dont go far
Liquid - Expands to fit the volume of container
Plasma - I guess the oter thing
(THEESE ARE JUST EDUCATED GUESSES)