LINER, WET WEATHER PONCHO.â. Originating from the Vietnam era, this item is used as a lightweight, easily packed, and field expedient blanket that can be used in many different environments and applications. The item has properties that gives service members warmth and comfort even when wet.
(note the four planets are GAS giants). Explain that these pictures all show MATTER. Have children log on to http://chem4kids.com/files/matter_intro.html to find the definition of matter. Matter is anything that takes up space and has mass (weight).
substance - the real physical matter of which a person or thing consists; DNA is the substance of our genes. matter - that which has mass and occupies space; physicists study both the nature of matter and the forces which govern it. body substance - the substance of the body.