The gravitational pull of the Moon on Earth 's oceans causes the tides, and planetary moons are natural satellites. Given these facts, the pull of what on the Earth's oceans cause the tides among the following options:
- A yellow star
 - Time and energy
 - energy of moving objects
 - A natural satellite
 - flow of electrons
 - An artificial satellite
 - A red star
 - hydrogen and oxygen


 

    A natural satellite     