the distance from the bottom of the ocean to the surface of the ocean
DEPTH
a place (natural or artificial) where boats can load or unload with protection from large waves
HARBOUR
twice daily rise and fall in ocean and land depth caused by gravity from the Moon and the Sun
TIDE
difference in depth of water between high and low tides
TIDAL RANGE
difference in depth of water between high and low tides
TIDAL RANGE
the rise and fall of the land surface as a result of tidal forces
EARTH TIDE
the force from the gravitational pull of the Moon and the Sun that causes tides on Earth
TIDAL FORCE
describes places on land that are beside the sea or the ocean
COASTAL
any type of force that causes objects to come together
FORCE OF ATTRACTION
