Unit 11 lesson 2

What physical feature of the ocean moves large amounts of water through the oceans?

What effect does the Gulf Stream have on the land it passes?

Scientists know that Earth's continents have changed position during history. How do shorelines affect ocean currents?

Jetties, or long structures made either of wood and metal or concrete and and metal. What is their main purpose?

What effect does wind have on the water?

During hurricanes, waves can grow to more than 50 ft high. What feature of the ocean makes the waves to get so big?

The figure below shows how waves change form as they get closer to shore. Why is the wave at the right labeled breaker?

Carmine noticed the tides weren't as high in the spring or as low as they are in the summer. What can explain this?

What can Naomi say about the tide when these three objects are arranged as in the figure above?

El Niño occurs when water in the South Pacific ocean is warmer than normal.What usually happens during an El Niño event?

James threw a ball off of a bridge and wanted saw how long it will take to reach the shore. Why wouldn't this plan work?

The shoreline shown in the figure was once a solid wall. What action along the beach caused it to become eroded?