Oceanography Jeopardy!

-Review for Unit Test

What is the smooth, nearly flat region of the ocean floor?

A) Continental Slope

B) Trench

C) Abyssal Plain

D) Mid-Ocean Ridge

What is the smooth, nearly flat region of the ocean floor?

Abyssal Plain

A deep canyon in the ocean floor is called a

A) Continental Slope

B) Trench

C) Abyssal Plain

D) Mid-Ocean Ridge

A deep canyon in the ocean floor is called a

Trench

This range of mountains winds through the ocean floor

A) Continental Slope

B) Trench

C) Abyssal Plain

D) Mid-Ocean Ridge

This range of mountains winds through the ocean floor

Mid-Ocean Ridge

Sonar is used to measure

A) Wave height

B) Current

C) Wavelength

D) Depth of the ocean floor

Sonar is used to measure

Depth of the ocean floor

Name the ocean zones in order, starting at the shore.

A) Open-ocean zone, intertidal zone, neritic zone

B) Intertidal zone, neritic zone, open-ocean zone

C) Neritic zone, intertidal zone, open-ocean zone

D) Intertidal zone, open-ocean zone, neritic zone

Name the ocean zones in order, starting at the shore.

Intertidal zone, neritic zone, open-ocean zone

Name the main cause of waves.

A) Gravity from the sun and moon

B) Changes in density

C) Changes in temperature

D) Wind

Name the main cause of waves.

Wind

The horizontal distance between wave crests is

the

A) Wavelength

B) Wave height

C) Frequency

D) Breaker

The horizontal distance between wave crests is

the

Wavelength

A tsunami is usually caused by

A) Gravity from the sun and moon

B) An earthquake

C) Changes in temperature

D) Wind

A tsunami is usually caused by

An earthquake

The size of a wave is NOT affected by the

A) Length of time the wind blows across the water

B) Salinity of the water

C) Strength of the wind

D) Distance the wind blows across water

The size of a wave is NOT affected by the

Salinity of the water

As a wave nears shore, the wave height increases and the wavelength

A) Increases

B) Stays the same

C) Doubles

D) Decreases

As a wave nears shore, the wave height increases and the wavelength

Decreases

Tides are caused by

A) Variations in salinity

B) Shifting of plates under the ocean floor

C) The interaction between the Earth, Moon, and Sun

D) Strong winds

Tides are caused by

The interaction between the Earth, Moon, and Sun

A tide with the MOST difference between low and high tide is

A) Spring tide

B) Neap tide

C) High tide

D) Low tide

A tide with the MOST difference between low and high tide is

Spring tide

Which tide occurs during a full moon?

A) Spring tide

B) Neap tide

C) Rip tide

Which tide occurs during a full moon?

Spring tide

High tides occur about every ___ hours apart.

12.5 hours

6.5 hours

24 hours

18 hours

High tides occur about every ___ hours apart.

12.5 hours

Tides occur in ____

A) The ocean only

B) All bodies of water

C) The ocean and large lakes only

D) Only areas with salt water

Tides occur in ____

All bodies of water

The amount of salt in a sample of water is called its

A) Salinity

B) Density

C) Temperature difference

D) Mass

The amount of salt in a sample of water is called its

Salinity

What percent of the ocean is made up of dissolved salts?

A) 96.5%

B) 12%

C) 3.5%

D) 45%

What percent of the ocean is made up of dissolved salts?

3.5%

Which salt is most abundant in the ocean?

A) Sodium Chloride

B) Calcium Chloride

C) Potassium Chloride

D) Magnesium Chloride

Which salt is most abundant in the ocean?

Sodium Chloride

Which area would likely have the lowest

salinity?

A) The cold arctic ocean

B) Deep parts of the Pacific Ocean

C) A warm tropical sea

D) A bay at the mouth of a big river

Which area would likely have the lowest

salinity?

A bay at the mouth of a big river

As you descend deeper into the ocean, the temperature

_____

A) Decreases

B) Increases

C) Stays the same

D) Decreases, then increases

As you descend deeper into the ocean, the temperature

_____

Decreases

A large stream of moving water that flows through the oceans is called _____

A) Tide

B) Undertow

C) Tsunami

D) Current

A large stream of moving water that flows through the oceans is called _____

Current

In the Southern Hemisphere, currents

curve to the left because of

A) Longshore drift

B) The moon’s gravity

C) Density

D) The Coriolis Effect

In the Southern Hemisphere, currents

curve to the left because of

The Coriolis Effect

What type of current carries cold, dense water from the poles toward the equator?

A) Deep ocean currents

B) Surface currents

C) Jet streams

D) Rip currents

What type of current carries cold, dense water from the poles toward the equator?

Deep ocean currents

The movement of cold, deep ocean water to replace water at the surface is called

A) El Niño

B) Surface currents

C) Upwelling

D) Longshore drift

The movement of cold, deep ocean water to replace water at the surface is called

Upwelling

Which strong current travels along the Eastern coast of the US?

A) West wind drift

B) Gulf stream

C) Deep ocean current

D) American stream

Which strong current travels along the Eastern coast of the US?

Gulf stream

A rush of water that flows rapidly back to sea through a narrow opening is called a

A) Long shore drift

B) Tsunami

C) Rip current

D) Breaker

A rush of water that flows rapidly back to sea through a narrow opening is called a

Rip current

How do dunes reduce beach erosion?

A) The roots of plants on the dunes hold sand in place

B) They keep people from walking on the beach

C) They make waves break offshore

D) They make waves higher

How do dunes reduce beach erosion?

The roots of plants on the dunes hold sand in place

Which gas is 60 times more plentiful in the ocean than in the atmosphere?

A) Carbon Dioxide

B) Oxygen

C) Chlorine

D) Helium

Which gas is 60 times more plentiful in the ocean than in the atmosphere?

Carbon Dioxide

As you go deeper into the water column…

A) Temperature increases

B) Pressure decreases

C) Pressure increases

D) Light increases

As you go deeper into the water column…

Pressure increases

Which of these would be the best place for a tidal power plant?

A) The open ocean

B) A straight coastline

C) A mountain lake

D) Near the mouth of a large river

Which of these would be the best place for a tidal power plant?

Near the mouth of a large river

Which of these is the continental shelf?

A.B.

C. D.

Which of these is the continental shelf?

A.B.

C. D.

Continental Shelf

Which of these is the continental rise?

A.B.

C. D.

Which of these is the continental rise?

C.Continental Rise

Which of these is the abyssal plain?

A.B.

C. D.

Which of these is the abyssal plain?

A.B.

C. D.Abyssal Plain

Which of these is the continental slope?

A.B.

C. D.

Which of these is the continental slope?

B. Continental Slope

Which of these would cause a spring tide?

D.

A)When the Moon and Sun are aligned

B) When the Moon and Sun form a right angle to the Earth.

Which of these would cause a spring tide?

D.

When the Moon and Sun are aligned

Which of the following does NOT make studying the ocean floor difficult?

A) The water is salt water rather than fresh water

B) There is a high amount of pressure in the deep ocean

C) The deep ocean is in total darkness

D) The deep ocean is very cold

Which of the following does NOT make studying the ocean floor difficult?

The water is salt water rather than fresh water

How does a tidal power plant produce energy?

A) Using movement of water created by earthquakes

B) Using movement of water created by surface waves

C) Harnessing the power of the spring and neap tide

D) Using the movement of water between high and low tide

How does a tidal power plant produce energy?

Using the movement of water between high and low tide

Which of these statements is true regarding El Niño?

A) El Niño occurs twice each year.

B) El Niño only affects the ocean, not the land.

C) El Niño can cause severe storms and prevent upwelling

D) Scientists fully understand the conditions that create El Niño.

Which of these statements is true regarding El Niño?

El Niño can cause severe storms and prevent upwelling