Discuss the ways that water helps our bodies. Water helps cool our bodies when we sweat. Water helps our bodies remove wastes. The body needs at least a quart of water each day to replace water that it uses.
Students measure water.
Have students bring different containers that they drink from, such as a thermos, glass, sports bottle, to class. Divide students into groups and give each group a quart of water in an easy-pour container. Have students complete the student page. Identify sources of water in food. Display bottled water, watermelon, fruit juice, celery, lettuce, and tomato.