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Liquid Nitrogen Badgeliquid nitrogen

by Karen Harwick, Troop 144

(Discover Science & Technology)

 

Penguins: Do three requirements including the two starred *

Otter: Do four requirements including the two starred *

Dolphin: Do five requirements including the two starred *

Butterfly: Do six requirements including the two starred *

Eagle: Do seven requirements including the two starred *

Owl: Do nine requirements including the two starred *

 

_____1.* Learn what liquid nitrogen is. Learn about the three states of matter (solid, liquid and gas). What state of matter is liquid nitrogen at room temperature? How is nitrogen transformed from one state of matter to another?

_____2.* What are some uses for liquid nitrogen? Otters list three uses, Dolphins four, Butterflies five, Eagles six and Owls seven.

_____3. Learn how liquid nitrogen is handled safely. What is some safety equipment that is used when handling it?

_____4. If you have an accident while handling liquid nitrogen what are some common first aid treatments you should know?

_____5. Conduct a science experiment utilizing liquid nitrogen (with adult supervision).

_____6. Watch a demonstration of how liquid nitrogen is used.

_____7. Learn about common careers where liquid nitrogen might be used. Learn about the type of post high school education you might need for these careers.

_____8. Learn about what happens to liquid nitrogen when the temperature changes. What happens to the molecules of nitrogen that make it change from one state of matter to another?

_____9. Make something utilizing liquid nitrogen (with adult supervision).

_____10. Learn the history of how liquid nitrogen has been used in the past.