In the depths of the ocean, there are waves that are invisible to the human eye. These waves are called internal waves, and they can be just as powerful as the waves that we see on the surface.

Internal waves are caused by the movement of water below the surface. This movement can be caused by a variety of things, such as changes in temperature, salinity, or density. When water moves, it creates waves. These waves can travel for long distances, and they can have a significant impact on marine life.

Internal waves can affect the way that fish and other marine animals swim. They can also cause changes in water temperature, which can disrupt the food chain. In some cases, internal waves can even cause tsunamis.

Scientists are still learning about internal waves. They are using a variety of tools, such as satellites, buoys, and underwater sensors, to study these waves. This research is important for understanding the ocean and how it works.

Here are some facts about internal waves:

* Internal waves can travel at speeds of up to 100 miles per hour.

* Internal waves can be up to 1,000 feet tall.

* Internal waves can cause changes in water temperature of up to 10 degrees Celsius.

* Internal waves can disrupt the food chain and cause tsunamis.

Internal waves are a powerful and fascinating part of the ocean. They are a reminder that there is much more to the ocean than what we can see.