Which of the following statements about matter is true? matter is always solid. matter is always visible. matther has mass and takes up space. matther must have mass but it does not take up space

Matter is mass and takes up space. Basically matter is anythig that is physical. The 3 common phases of matter is solid liquid and gas. The chair your sitting on, the paper you write in, the water you drink the air you breathe are all matter. We humans are also made up of matter ... matter is not always visible because you cant see air or gas but air and gas are made up of matter ...