Is your school table considered as a matter?
Yes, because It occupies space and It has mass. It is something that you can touch (tangible/touchable)
Are you thoughts or ideas considered as a matter?
No, because they occupy neither space nor mass. They are not touchable
Energy is not a matter. TRUE or FALSE
TRUE. Energy neither occupies space nor has mass. Even though you can feel it, you are unable to touch it.