NASA - National Aeronautics and Space Administration

NASA helped make the orange fluid in this picture. It is used to keep ice from forming on train tracks. Image Credit: NASA

      a substance that flows; any liquid or gas

---

Sentences:
Fluids like tea and juice become round like balls when they are floating on the space station.

Water is a fluid.

---

More Information:
http://ksnn.larc.nasa.gov/webtext.cfm?unit=boil   →
http://ksnn.larc.nasa.gov/webtext.cfm?unit=sand   →