Fresh and Salt water unit E, "The ocean"

How much of the ocean water does it cover the earths surface?

• 1/3

• 2/3

• 3/3

• 1/4

Seawater. or ocean water contains on average ____ of dissolved salt -expressed as ____parts per thousand

• 45g

• 65g

• 10g

• 35g

The most commen material in seawater is sodium chloride - the same as table salt, which it also contains ____, ____, ____, and ____.

• Sulphates, magnesium, calcium and potassium

• Oxygen, magnesium, phosphor, and lithium

• Phosphor, helium, neon, and zinc

• Sodium, magnesium, calcium, and potassium

Under the water it is pitch black more than ___ below the surface

• 65m

• 100m

• 119m

• 35m

____ are sediment up to 1 km think at the bottom of the deep ocean

• Abyssal plains

• Continental shelf

• Continental slope

• Wave heigt

Tags

NGSS.MS-ESS2-3

The area closest to the shore is called the ____

• Continental Slope

• Abyssal Plain

• Continental Plane

• Continental Shelf

The ____ of the waves is slowed down by friction with beach or reef

• Crust

• Breaker

• Trough

• Erode

Tags

NGSS.MS-PS4-2

Beaches are deposit of sediment along a shoreline including:

• -Sand, pebbles, and boulders

  -Quarts and hard materials

  • -Seashells and corals

• -Rocks and cliffs

  -Quarts and hard materials

  -Seashells and coral

• -Sand, pebbles, and boulders

  -Tides

  -Spring tides

• -Spring tides

  -Neap tides

  -Sand, pebbles, and boulders

When the Earth, moon and sun are in line you get the largest tidal movement, called ____

• Spring Tide

• Neap Tide

Tags

NGSS.MS-ESS1-1

When the sun and moon are at a right angle to each other the smallest tidal movement occurs, it is called ____

• Neap Tide

• Spring Tide

Tags

NGSS.MS-ESS1-1