Tides

Front

What are tides?

Back

The regular movement of rise and fall of the oceans.

Front

What causes high tides on Earth?

Back

High tides occur on the side of Earth facing the moon and the opposite side due to the gravitational pull of the moon.

Front

What are neap tides?

Back

Neap tides cause a small change between high and low tide.

Front

What are spring tides?

Back

Spring tides cause higher and lower than average tides.

Front

How often do low tides occur?

Back

Low tides occur every 12 hours.

Front

What is the gravitational effect of the moon on Earth?

Back

The moon's gravity pulls on Earth's water, causing tides.

Front

What is the difference between neap tides and spring tides?

Back

Neap tides have a smaller difference between high and low tides, while spring tides have a larger difference.

Front

How many high tides occur in a typical day?

Back

There are typically two high tides in a day.

Front

What role does the sun play in tides?

Back

The sun's gravitational pull also affects tides, but to a lesser extent than the moon.

Front

What is the term for the highest point of a tide?

Back

The highest point of a tide is called high tide.