Navigation » List of Schools » Glendale Community College » Oceanography » Ocean 115 – Introduction to Oceanography » Spring 2022 » Water and Salt assignment
Below are the questions for the exam with the choices of answers:
Question #2
A The terms in which the acidity or alkalinity of a solution is measured. It measures the concentration of oxygen ions in a solution.
B The terms in which the acidity or alkalinity of a solution is measured. It measures the concentration of nitrogen ions in a solution.
C The terms in which the acidity or alkalinity of a solution is measured. It measures the concentration of hydrogen ions in a solution.
D A measure of salinity
Question #3
A 52% atmosphere, 57% ocean
B 78% atmosphere, 48% ocean
C 22% atmosphere, 87% ocean
D 82% atmosphere, 7% ocean
E 42% atmosphere, 87% ocean
Question #4
A The average length of time an element spends in the ocean
B The minimum length of time an element spends in the ocean
C how long it takes to measure the salt level
D The maximum length of time an element spends in the ocean
Question #5
A It is a concept that ions are added to the ocean at the same rate as they are being removed
B The concept that the ocean has a uniform temperature
C The concept that the ocean has a uniform pH
D The concept that the ocean has a uniform salinity
Question #6
A the ratio of major salts is in constane flux in the ocean
B the salt level is variable throughout the ocean
C the ratio of major salts is constant in the ocean regardless of the salinity
D the ratio of major salts is constant unless the salinity changes
Question #7
A heat capacity of water decreases with increasing salinity
B as salinity increases, evaporation slows
C osmotic pressure increases as salinity increases
D as salinity increases, freezing point decreases
E all of these
Question #8
A polar
B simplistic
C covalent
D ionic
Question #9
A Green
B Orange
C Red
D Blue
E Yellow
F Purple
Question #10
A the zone of no light
B the zone of light
C the zone of little light
D the zone of no sound
Question #11
A the pycnocline, the middle zone, the deep zone
B the surface zone, the pycnocline, the deep zone
C the upper layer, the middle layer, and the lower layer
D the surface zone, the middle zone, and the deep zone
E the surface zone, the pycnocline, the bottom zone
Question #12
A Yes. 100 meters.
B Yes. 3000 meters and deeper
C No
D Yes. 1 meters.
E Yes. 1000 meters.
Question #13
A Adhesion is the property of water molecules to stick to each other. Cohesion is the ability of water to stick to other materials, allows water to cohere to solids, that is, to make them wet.
B There is no difference they are the same
C Cohesion is the property of water molecules to stick to each other. Adhesion is the ability of water to stick to other materials, allows water to adhere to solids, that is, to make them wet.
D Adhesion leaves no visible remains while cohesion does.
E Cohesion leaves no visible remains while adhesion does.
Question #14
A it is unique to water
B it is a mixture
C it is a substance composed of identical atoms that cannot be broken down into simpler substances by chemical means
D it is a substance composed of two or more elements in a fixed proportion
Question #15
A it is a mixture
B it is a substance composed of two or more elements in a fixed proportion
C it is something unique to water
D it is a substance composed of identical atoms that cannot be broken down into simpler substances by chemical means