Answer: Rotation and revolution. Natural phenomena is day/night, seasons changing, tides changing, wind direction, ocean currents, precipitation.
Explanation:
Rotation is when an object spins on its own access, Revolution is when an object orbits or travels in an elliptical around another object. Like the earth revolves around the sun once every 365 days. The earth also rotates once every 24 hours.
For the natural phenomena, when the earth is moving as it does, there is a constant change in everything on the earth. Because of rotation, day and night happens. Because of revolution, seasons change. All of this makes different currents and weather.
Answer:
First question: orbit and spin
Orbit is around the sun, which causes the years to form
Spin is the planet itself, which causes the days to form.
Explanation: