10. When you push a textbook,
what is the
agent and what
is the system?
gor
on the

whichever one it is, it's definitely not one that you included on the list you provided.

the electric field is a “force field” around a charged object that illustrates the direction the electric force would push an imaginary 

graph slopes whilst gas cools, then it is flat whilst conensation to liquid happens, the coolong liquid then graphs as a slope when it solidifies graph is flat

latent heat

god i hope this !