Unit 11 Guide Oceans Foundations of Earth Science Key Concepts

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Unit 11 Guide Oceans
Foundations of Earth Science
Key Concepts and Questions to Be Able to Explain and Answer:
1. Describe the two theories for how Earth’s oceans developed.
2. List the common dissolved gases that are found in the ocean according to abundance. List
the common salts that are found in the ocean according to abundance.
3. Draw and label a graph to show how ocean temperature changes with depth.
4. What causes surface currents? Where do we find warm currents? Cold currents?
5. How do salinity and temperature affect the density of ocean water
6. Draw a picture to show how the water molecules in a wave move. Show how the energy of
the wave moves.
7. Describe how waves form. How do breakers form when they come in contact with the
coastline?
8. Describe a mid-ocean ridge, an abyssal plain, and an ocean trench.
9. Describe photosynthesis and chemosynthesis in the ocean.
10. List the key characteristics of plankton, nekton, and benthos.
Assessments
Unit 11 Test
Date: _____________
Reading Assignments:
Students will be assigned readings from the following pages in the text book.
Chapter 18
pages 512-527
Chapter 19 (Section 1 and 2 Only)
pages 540-556
Vocabulary
Salinity
Continental shelf
Continental slope
Abyssal plains
Mid-ocean ridge
Trench
surface currents
Coriolis Effect
Gulf Stream
upwelling
density current
wave
crest
trough
wavelength
amplitude
breaker
photosynthesis
chemosynthesis
plankton
nekton
benthos
estuary
reef
How to Receive up to 5 Bonus Points for Completing the Unit Guide:
1. Type or handwrite an answer to each Unit Objective Question. Unless stated in the
question, all answers must be given in complete sentences.
2. Define each of the vocabulary terms. Do not just copy the definition out of the book’s
glossary. Use and add on to the definition we developed in class by giving additional
information and examples of each word.
3. Unit Guides must be turned in on test day and will NOT be accepted late. You must answer
ALL unit objective questions and define ALL terms.
4. Mrs. Froehlich will review your Unit Guide and determine the number of bonus points to be
added to your test. Bonus points will be granted based on correctness and completeness of
answers and definitions.
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