Copy of Sci-5 Quarter 3 Spiral Review

The deepest parts of the oceans are:

• continental shelves
• ocean trenches
• continental slopes
• mid-ocean ridge

This is a diagram of the ocean floor. "A" is the continent, and "B" is the:

• ocean trench
• continental slope
• mid-ocean ridge
• continental shelf

Ocean currents, including the Gulf Stream, are caused by: ________________________________.

• wind patterns and differences in water temperature
• rainfall
• whale movement

As the depth of the ocean increases, the _____________ also increases.

• water pressure
• temperature
• light
• variety of animal life

Tides are caused by the gravitational pull of the __________ as well as the rotation of the earth.

• earth
• moon
• stars
• ocean floor

How are waves, tides, and currents alike __________________________?

• Always moving & affected by gravity
• Affect the shape of the shoreline & are caused by tsunamis
• Affect the shape of the shoreline & are caused by wind
• Always moving, affect the shape of the shoreline

What provides most of the Earth's oxygen?

• phytoplankton
• air
• zooplankton

What is a watershed?

• an area of land over which surface water flows to a single collection place
• a river
• a dam

Which watershed covers almost half of Virginia's land area?

• Gulf of Mexico
• North Carolina Sounds
• Chesapeake Bay

Which of the following is not one of Virginia's natural resources?

• white-tailed deer
• polar bear
• coal
• limestone