Salinity has historically been measured by determining the amount of following elements in the water?
W)Sodium
X)Chloride
Y)Magnesium
Z)Sulfate
Answer: X
Ocean Bowl
- What is the main component of a shark skeleton?
- The habitat of blue whales, tunas and swordfishes is best described as
- Approximately how many teeth can a shark lose and replace in its lifetime?
- Which of the following marine mammals is NOT found in or near Antartica?
- Which of the following is an important predator of the sea urchin?
- Which of the following is NOT believed to be a major cause of the declining salmon populations in the Pacific Northwest?
- Seals have a variety of adaptations for deep dives. To avoid nitrogen narcosis, which adaptation is most helpful?
- Intensive aquaculture of which of the following organisms has contributed to loss of mangroves around the world?
- Northern elephant seals come ashore during the spring and summer to do what?
- Which of the following is an example of nekton?
- What do Cnidarian (nih-dare-E-ans) release as a defense mechanism?
- Which of the following fish species is jawless?
- What plant did the Integrated Ocean Drilling Program discover that lived in the Arctic ocean 50 million years ago?
- Lophelia (LO-fee-lee-ua) coral reefs in the North Atlantic are being primarily damaged by:
- Which of the following is NOT a predominant characteristic of subtropical oceans?
- How are tsunamis primarily formed?
- What is a tornado over the ocean called?
- Which of the following is NOT used to calculate the density of water?
- Which of the following does NOT influence sea surface salinity?
- What is the term that describes the height of a wave above the mean
- Stokes Law states that the sinking velocity of a particle depends on which of the following factors?
- What part of a tidal cycle has minimal current?
- What does the term sigma-t define?
- Which of the following is NOT a predominant characteristic of subtropical regions?
- The dominant process shaping coastal topography is which of the following?