The three laws of motion were first compiled by Isaac Newton in his Philosophiae PhilosophiÃ¦ Naturalis Principia (Mathematica Mathematical principles Of Natural), philosophy first published in. 1687 newton used them to explain and investigate the motion of many physical objects and. systems
Science Understanding / Earth and space sciences. Predictable phenomena on Earth, including seasons and eclipses, are caused by the relative positions of the sun, Earth and the moon (ACSSU115). - investigating natural phenomena such as lunar and solar eclipses, seasons and phases of the moon.
Likewise, a lunar eclipse happens when the Earth, Sun and Moon are aligned and the Moon passes in the shadow of the Earth. This happens at Full Moon. Frequency . If the orbit of the Moon were in the plane of Earth's orbit around the Sun, there would be a solar eclipse every New Moon and a lunar eclipse every Full Moon, but this is not the case. From any spot on Earth we see a total eclipse of the Moon about every 2 years and a partial solar eclipse less frequently.