Tides and Gravity Gravity: A force of attraction between two objects. http://youtu.be/OP0cpXpw8yk Tides and Gravity Gravity: A force of attraction between two objects. -The larger the mass = the more gravity it has. -The force increases the closer you get to the center of its mass
Tides: The rise and fall of sea level caused by the gravity of the moon and the sun. Spring Tide: When there is the largest difference between high and low tide. (Full and New moon phase.) Neap Tide: When there is the smallest difference between high and low tide. (1st and 3rd quarter moon phase. )
http://ww2.valdosta.edu/~cbarnbau/astro_demos/tides/neap_sp.html