TROOP 201

KAMEHAMEHA DISTRICT

ALOHA COUNCIL

COUNSELOR: ALVIN CHAR

Requirements Summary.

1. Know Oceanography Factoids (complete attached).

2. Do ONE of the following Activities:

• Plankton net.
• Clay model of volcanic island.
• Measure water/air temperature over 6 days.
• Model showing inshore sediment movement.
• Wave generator.

3. Do ONE of the following Reports:

• 500-word book report.
• Visit oceanographic institute and write 500-word report.
• 5-minute troop presentation about "Why is Oceanography is Important" or "Jobs in Oceanography."

1. What is Oceanography? Ocean + ography = study of the ocean.

a. Name the 4 branches of oceanography (hint: name the four basic sciences):

(1) ________________________________ Oceanography

(2) ________________________________ Oceanography

(3) ________________________________ Oceanography

(4) ________________________________ Oceanography

b. Describe 5 reasons why it is important for people to learn about the oceans:

(1) ________________________________________________________________

(2) ________________________________________________________________

(3) ________________________________________________________________

(4) ________________________________________________________________

(5) ________________________________________________________________

2a. Define the following terms and describe how they are measured by oceanographers:

Salinity = _________________________________________Measurement:________

Temperature = _____________________________________Measurement:________

Density = _________________________________________Measurement:________

2b. Discuss the circulation and currents of the ocean.

What drives ocean currents: _____________________________

Name a major ocean current: ____________________________

2c. Describe the effects of oceans on weather and climate:

Weather: ____________________________________________________________

Climate (What is El Nino?): ______________________________________________

3a. Describe the characteristics of ocean waves: ______________________________

3b. Name different types of waves: ________________________________________

3c. Describe what happens when waves "break": ______________________________

___________________________________________________________________

4. Draw a cross-section of underwater topography. Show continental shelf, continental slope, and abyssal plain. Also seamount, guyot, trench, and oceanic ridge.

5a. List the main salts, gases, and nutrients in seawater.

Salts: ______________________________________________________________

Gases: _____________________________________________________________

Nutrients: ___________________________________________________________

5b. What are some of the important properties of seawater:

___________________________________________________________________

5c. Tell how the following affect seawater:

Animals and Plants: ____________________________________________________

Evaporation and Precipitation: ____________________________________________

6a. Define the following and name some plants and animals in each group:

Benthos: _________________________________________Examples: ___________

Nekton: __________________________________________Examples: __________

Plankton: _________________________________________Examples: __________

6b. What is phytoplankton and why is it important:

___________________________________________________________________