Tides - The daily rise and fall of Earth's oceans., As the tide comes in, the level of water on the beach - rises, As the tide goes out, the level of water on the beach - goes down, High tides - When water reaches its highest point on the beach, Low tides - When water reaches its lowest point on the beach, What causes tides? - The gravitational pull from the Moon and Sun and the rotation of Earth on its axis., Spring tides - They are higher than normal tides and occur 2 times a month during the full and new moon when the Earth, Sun, and Moon are lined up., Neap tides - They are NOT as high or low as normal tides and occur in between spring tides at first and third quarters of the Moon when the Sun and Moon are at right angles., Why do tides occur at different times each day? - Earth rotates more quickly than the moon revolves around the Earth.,

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