ARTi
intertidal zone: (noun) The area of a seashore between the high and low water marks. In Olympic National Park, these daily ti
Chapter 1

The cosmic tug of war

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Answer

Chapter 2

The Sun enters the dance

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Answer

Chapter 3

Coastal shapes and local rhythms

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Answer

Chapter 4

Tides and the web of life

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YOUR GOAL

Master of Why the ocean has tides

Ch 4 · Tides and the web of life
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nic How modern engineers harvest moon energy

Jul 30

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nic Ocean Tides and the Moon

The Moon pulls the ocean high (pulls it high!) / Keeping coastal life alive (keep it alive!)

Jul 30

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nic How tides shaped early human history

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How modern engineers harvest moon energy

nic Modern tidal power stations capture the kinetic energy of moving water to generate renewable electricity.

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How tides shaped early human history

nic Early humans used the predictable rhythm of tides to trap fish and power early industrial mills.

Jul 30

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The Tide Tugger (sounds like a toy).
    *   Moon and Sea
BETA

nic Drag the Moon around Earth to discover how gravity tugs the tides.

Jul 30

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Fun Fact

Moon power: Tidal energy is the only major source of renewable energy on Earth powered by the Moon's gravity instead of the Sun.

Jul 30

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Glossary
intertidal zone (noun)
The area of a seashore between the high and low water marks. In Olympic National Park, these daily tidal cycles sustain diverse communities of sea stars and anemones.

Jul 30

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Gossip

Should we build more tidal power plants?

Jul 30

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Quiz

Why is tidal energy considered more reliable than solar or wind energy?

Jul 30

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nic How intertidal organisms survive extreme shifts

Jul 30

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Quiz

During which geological period did massive tides potentially help vertebrates transition from sea to land?

Jul 30

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nic How ancient tides helped life reach land

Jul 30

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Quiz

Why were tides much larger during the Devonian period than they are today?

Jul 30

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Quiz

What historical machines used the rising and falling tide to grind grain during the Middle Ages?

Jul 30

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Quiz

How do mussels and barnacles survive being exposed to dry air during low tide?

Jul 30

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Quiz

What is the coastal area called that is exposed to air at low tide and underwater at high tide?

Jul 30

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Quiz

How did ancient humans use tides for food gathering over 100,000 years ago?

Jul 30

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Quiz

Where is the world's largest modern tidal power station located?

Jul 30