Which wave in the diagram has the greatest frequency?

• 1
• 2
• 3
• 4

Which wave in the diagram has the greatest wavelength?

• 1
• 2
• 3
• 4

Which statement correctly describes the motion of water particles due to the action of waves?

• they travel from one crest to another
• they move in opposite direction of the wave
• they rise and fall in a circular motion
• they move back and forth

Which of the following is not a cause of a tsunami? 

• Volcanic eruption
• Tornado
• Underwater earthquakes
• Landslide

Waves that move in water less than 1/2 their wavelength

• Deep Water Waves

• Shallow Water Waves

• Open Ocean Waves

• Tsunami

What causes surface waves?

• underwater volcanoes
• earthquakes
• wind
• landslides

What is represented at point 1?

• wave height
• wavelength
• crest
• trough

What is represented at point 2?

• wave height
• wavelength
• crest
• trough

According to this graph, as the pCO₂ (dissolved carbon dioxide) increases, what happens to the pH?

• it increases

• it decreases

• it stays consistent

• it disappears

CaCO₃ _____ at a lower pH (image is results of an experiment placing the calcium carbonate shells of pterapods in seawater with a pH of 7.8, the projected ocean pH for the year 2100 under current rates of acidification)

• dissolves

• explodes

• increases

• is easier to obtain