1. The Earth/Sun/Moon System

2. The Universe The universe is composed of billions of galaxies
Galaxy-Cluster of stars all orbiting a central point
Each of these galaxies is made up of billions of stars
Star-Ball of burning gas
Each star may have a system of planets all orbiting around the star

3. The Earth
The Milky Way Galaxy is one of billions of galaxies in the universe
The solar system is a member of the Milky Way Galaxy
All planets in the solar system orbit around the sun
The Earth is the 3rd planet in the solar system
The Earth also has one moon
A moon is an object that revolves around a planet

5. The Moon The Moon is a celestial body that orbits around the Earth
Our moon is one of the largest in the solar system

6. Phases Of The Moon
Due to the movement of the Moon around the Earth our viewpoint changes.
The Moon appears to go through phases

8. Tides Sea level-Average height of the ocean’s surface
Tides-Periodic rise and fall of ocean waters caused by the gravitational attraction of the Moon and Sun

9. Tides
Spring Tides-When the Moon is full or new. High tides are higher than usual, low tides are lower than usual
Neap Tides-The Earth, Moon and Sun form a right angle. Lower tidal range