Benchmark 4A
The Physical Setting: The Universe
Grades 3-5, page 63

The earth is one of several planets that orbit the sun, and the moon orbits around the earth.
 

NSES Content Standard D 
Earth and Space Science: Earth in the Solar System 
Grades 5-8, page 160 
The earth is the third planet from the sun in a system that includes the moon, the sun, eight other planets and their moons, and smaller objects, such as asteroids and comets. The sun, an average star, is the central and largest body in the solar system. 

NSES Content Standard D 
Earth and Space Science: Earth in the Solar System 
Grades 5-8, page 160 
Most objects in the solar system are in regular and predictable motion. Those motions explain such phenomena as the day, the year, phases of the moon, and eclipses.