Tides

Front

What are tides?

Back

Tides are the cycle of rising and falling ocean water that repeats automatically every 12.5 hours.

Front

What angle do the sun, moon, and earth form during a neap tide?

Back

90 degrees.

Front

What type of tide occurs when the earth, moon, and sun are at a 90-degree angle?

Back

Neap tide.

Front

When do neap tides occur?

Back

Neap tides happen at the first quarter and third quarter phases of the moon.

Front

How many hours are there between one high tide and the next high tide?

Back

12 hours.

Front

What is a spring tide?

Back

A spring tide is a tide that occurs when the sun, moon, and earth are aligned, resulting in higher high tides and lower low tides.

Front

What phases of the moon cause spring tides?

Back

Spring tides occur during the full moon and new moon phases.

Front

What is the difference between high tide and low tide?

Back

High tide is when the water level is at its highest point, while low tide is when the water level is at its lowest point.

Front

How often do tides occur?

Back

Tides occur approximately every 12.5 hours.

Front

What is the gravitational effect of the moon on tides?

Back

The moon's gravitational pull causes the water on the side of the Earth facing the moon to bulge, creating a high tide.