rotation
tide
star
lunar cycle
sun
orbit
revolution
satellite
moon
the spinning of an object on its axis
medium-sized star that is located in the middle of our solar system and is the source of almost all energy on Earth
an object in the sky made of very hot spinning gases
the rise and fall of Earth's oceans twice a day due to the gravitational pull of the moon
a complete trip around another object
an object that travels or revolves around another object; can be natural or artificial
natural satellite that revolves around Earth
changes in the moon's appearance as it orbits the Earth; also called phases of the moon
the path an object takes around another object