Scout Name: _________________________________________________ Unit #: _______________ Date: _______________
Requirements Last Revised: 1/1/04 Oceanography - Page 1 of 9
Merit Badge Requirements
1) Name four branches of oceanography. Describe at least five reasons why it is important for people to learn about the oceans.
2) Define salinity, temperature, and density, and describe how these important properties of seawater are measured by the physical
oceanographer. Discuss the circulation and currents of the ocean. Describe the effects of the oceans on weather and climate.
3) Describe the characteristics of ocean waves. Point out the differences among the storm surge, tsunami, tidal wave, and title bore.
Explain the difference between sea, swell, and surf. Explain how breakers are formed.
4) Draw a cross-section of underwater topography. Show what is meant by:
A) Continental shelf
B) Continental slope and
C) Abyssal plains
Name and put on your drawing the following: seamount, guyot, rift valley, canyon, trench, and oceanic ridge. Compare the depths in
the oceans with the heights of the mountains on land.
5) List the main salts, gases, and nutrients in seawater. Describe some important properties of water. Tell how the animals and plants
of the ocean affect the chemical composition of seawater. Explain how differences in evaporation and precipitation affect the salt
content of the oceans.
6) Describe some of the biologically important properties of seawater. Define benthos, nekton, and plankton. Name some of the
plants and animals that make up each of these groups. Describe the place and importance of phytoplankton in the oceanic food chain.
7) Do ONE of the following:
A) Make a plankton net. Tow the net by a dock, wade with it, hold it in a current, or tow it from a rowboat. Do this for about