Water Water Water	Technology and Hydrosphere	Water System Health	Miscellaneous	Food Chains and Webs
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Final Question

The percent of the Earth's water that is salt water

The percent of the Earth's water that is salt water

97%

The percent of the Earth that is covered with water

71%

The ocean that is the largest and the deepest

Pacific Ocean

Most of the Earth's fresh water is found here

Polar Ice Caps

What is the largest river basin in North Carolina?

Cape Fear

Allows scientist to use satellites to monitor all areas of Earth

Remote Sensing

Seeing red and yellow on a weather forecast indicates warm or cold?

warm

The number of satellites a GPS communicates with

The system used to locate a missing car or boat

GPS

A mapmaking software that stores info in layers

GIS

A high pH indicates this

Alkalinity (base)

A measure of how clear water is

Turbidity

pH, turbidity, and presence of nitrates indicate the health of water. What are the other 2 indicators?

Temperature and dissolved oxygen

Nitrates from fertilizer can cause algae to overgrow and cause what?

Algal Blooms

What law was passed in 1972 to make sure water was safe to drink?

The Clean Water Act

oil spill- point or non-point source pollution

point-source

trash in a river- point or non-point source pollution

non-point source pollution

Two ecosystems living in Neritic Zone

coral reefs and kelp forests

What is the organism group that flows in the current?

Plankton

Plants and animals that live in, on, or near the ocean bottom

Benthos

Shows the interconnected network of food chains within an ecosystem

Food Web

Organism that meets its food and energy needs by breaking down the remains of dead organisms.

a decomposer

A food making process in which organisms use sunlight and water to produce sugar and oxygen

photosynthesis

An organism that obtains its food by eating other organisms

consumer

An organism that feeds on primary consumers

Secondary consumer

Where fresh water meets salt water

Estuary

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