Tides

Front

What are daily changes in ocean water called?

Back

Tides

Front

What type of tide occurs when the sun, moon, and Earth are aligned during a new moon?

Back

Spring Tide

Front

What is the term for the rise and fall of ocean water that occurs approximately every 12.5 hours?

Back

Tides

Front

What type of tide occurs when the sun and moon are at right angles to each other?

Back

Neap Tide

Front

What gravitational forces influence tides?

Back

The gravitational pull of the moon and the sun.

Front

What is the difference between spring tides and neap tides?

Back

Spring tides are higher and occur during full and new moons; neap tides are lower and occur during the first and third quarters of the moon.

Front

How often do tides occur?

Back

Approximately every 12.5 hours.

Front

What is a high tide?

Back

A high tide is when the water level is at its highest point.

Front

What is a low tide?

Back

A low tide is when the water level is at its lowest point.

Front

What causes the variation in tide heights?

Back

The alignment of the sun, moon, and Earth, as well as the shape of the coastline.