3-b Honors Assessment 15.1 Composition Of Seawater
10 Questions
| Attempts: 109
.jpg "3-b Honors Assessment 15.1 Composition Of Seawater - Quiz")
This assessment will cover the concepts covered in Section 1 of Unit 15
Questions and Answers
- 1.Take a look at this video. Tell me how density, salinity and temperature are related. Alike? Different? http://www.sciencelearn.org.nz/Contexts/The-Ocean-in-Action/Sci-Media/Video/Why-salinity-and-temperature-are-measured
- 2.The ocean's surface water temperature vaires with the amount of solar radiation received, which is a direct function of ______________.
- A.
Latitude
- B.
Meredian
- C.
Longitude
- 3.
Take a look at this image. Choose the BEST answer that describes this image.- A.
The higher the temperature the higher the density
- B.
The lower the temperature the lower the density
- C.
The lower the temperature the higher the density
- 4.Which of the following is NOT a process that DECREASES the salinity of seawater?
- A.
Runoff from land
- B.
Icebergs melting
- C.
Precipitation
- D.
Evaporation
- 5.What is the salinity of seawater?
- A.
1.5 percent
- B.
3.5 percent
- C.
10 percent
- D.
25 percent
- 6.In this layer of the ocean between 300 meters and 1000 meters, there is a rapid change of temperature with depth.
- A.
Surface zone
- B.
Thermocline
- C.
Abyssal zone
- 7.What units are used to measure the salinity of ocean water?
- A.
Percent
- B.
Parts per billion
- C.
Parts per thousand
- D.
Parts per million
- 8.
Examine this image. Sodium is the largest component of sea water
- A.
True
- B.
False
- 9.Most of the salt in seawater is ____________ _________________ or common table salt.
- A.
Potassium chloride
- B.
Magnesium phosphate
- C.
Sodium chloride
- D.
Calcium carbonate
.gif "Examine this image. Sodium is the largest component of sea water")
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