Ocean

The large, flat part of the ocean floor is called the _____________. 

• trench
• continental shelf
• continental slope
• abyssal plain

What do you call an underwater mountain?

• trench
• abyssal plain
• seamount
• volcanic island

What is a deep, underwater valley or canyon on the ocean floor?

• seamount
• trench
• continental rise
• continental slope

an underwater mountain chain where new ocean floor is formed

• mid-ocean ridge

• seamount

• guyot

• abyssal plain

Pythoplankton inhabit

• the bottom of the ocean

• the middle of the ocean

• the surface of the ocean

• the beginning of the ocean

What causes surface waves?

• underwater volcanoes
• earthquakes
• wind
• landslides

What is represented at point 1?

• wave height
• wavelength
• crest
• trough

_______ causes the Coriolis Effect

• Earth's rotation

• gravity

• wind

• density

What is a thermocline?

• A rapid change in temperature with depth

• A rapid change in temperature with latitude

• A rapid change in salinity with depth

• A rapid change in density with depth

The increase in density as depth increases is the

• halocline

• pycnocline

• metacline

• thermocline