Place where freshwater meets saltwater. Several animals visit here to have their babies.

• Intertidal
• Estuary
• Aquifier
• Ocean

Tags

NGSS.MS-LS1-4

NGSS.MS-LS2-2

A scale used to measure the acidity of water.

• pH
• Nitrate
• Methane
• Turbidity

Movement of cold, nutrient-rich water from the deep ocean to the ocean surface.

• Tides
• Ocean
• Upwelling
• River Basin

Greater in salt water than freshwater.

• Nitrate
• Salinity
• pH
• Algae

The cloudiness of water; decreases photosynthesis.

• Turbidity
• Dissolved Oxygen
• Temperature
• pH

Tags

NGSS.MS-LS1-6

Portion of land drained by a river and its tributaries. It encompasses all of the land surface dissected and drained by many streams and creeks that flow downhill into one another

• Estuary
• Ocean
• River Basin
• Creek

Tags

NGSS.MS-ESS2-4

Chemical found in fertilizer. Often runs from farms after a rain and causes algae overgrowth.

• Acidity
• Dissolved Oxygen
• Methane
• Nitrate

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

An organism whose status in an ecosystem is analyzed as an indication of the ecosystem's heath.

• Bio-indicator
• Algae
• Organism
• Nitrate

What are the 3 zones of the ocean?

• Top, Middle, Bottom
• Surface, Transition, Deep
• 1st, 2nd, 3rd
• There is only one zone in the ocean

Growing public awareness and concern for controlling water pollution led to sweeping amendments in 1972. Established the basic structure for regulating pollutant discharges into the waters of the United States.

• Clean Water Act
• Safe Water Act
• Stewardship
• The Law