I believe collecting the data and the hypothesis
The Moon has two main movements. The Moon revolves around the Earth in a path called its orbit and rotates, or spins, in space. The Moon's movements cause the phases of the Moon and the Earth's ocean tides.
I’m so sorry but did you maybe forget to add a file?
Mass, in physics, quantitative measure of inertia, a fundamental property of all matter. It is, in effect, the resistance that a body of matter offers to a change in its speed or position upon the application of a force. The greater the mass of a body, the smaller the change produced by an applied force.