Oceans and Water

What causes most waves?

• Gravity

• Wind

• Underwater Volcanoes

• Underwater landslides

Which of the following types of water would SINK the fastest?

• warm and salty

• cold and salty

• warm and fresh

• cold and fresh

Two types of ocean currents are

• local and global
• sea and land
• surface and deep
• warm and cold

Currents that occur at or near the surface of the ocean are called 

• Deep Currents
• Convection Currents
• Surface Currents
• Wave Currents

Surface currents are mainly caused by

• The Coriolis Effect
• Cold and Warm Water
• Convection
• Wind

________ and _______ affect the ocean's density and cause the Global Conveyor Belt to travel

• gravity and the Coriolis Effect

• temperature and salinity

• wind and climate

• temperature and the Coriolis Effect

The density of ocean water is affected by temperature and ______________.

• salinity

• warmth

The circulation of hot and cold fluids (liquids and gases)

• convection

• radiation

• density

• temperature

an underwater mountain chain where new ocean floor is formed

• mid-ocean ridge

• seamount

• guyot

• abyssal plain

True or False : Sea-floor Spreading adds new material to the ocean floor?

• True
• False