How do tides occur in the sea? What are the causes that raise the water?
How often do high tides occur? What causes them?
Why do moons affect tides? What are some characteristics of negative tides? Do the Great Lakes have tides? Why or why not? Do the Great Lakes have tides? How do tides work at the North and South Poles? Currents don't rotate the earth at the speed of the earths rotation, so where does the extra water that causes high tide go during low tide? Why don't the Great Lakes have tides? Does NASA even consider high tides for launches? What causes rise in sea level? Are there lakes that have tides? What causes the rise and fall in sea level? How do ocean currents affect the Earth? How are the ocean currents affected by the earth? Why do waves go up and down? Are the sea levels rising? Do ships cause the sea level to rise? Why do some regions experience tidal wave once a day while other experience it twice? What causes standing waves? How will rising sea levels and subsequent tidal changes affect libration of the moon and tidal locking? What if the earth had no moon? How will this affect the tides in the ocean? What is the relationship between the moon and tides? How do tides affect the moon? What causes the glow of luminescent sea life? Why Salinity of the ocean increase as we move poleward? When do standing waves occur? Where specifically do tsunamis happen? Why? What are some of the dangers of radio waves? What causes tsunami? What is the main cause of typhoons? Would beaches be larger if Earth suffered stronger tides from the moon's gravity or the Sun? Where do tsunamis usually take place and why?