Explaining the Solar System: Student Exercises and Teachers Guide

What is the sun doing during every day? What can you see in the sky each night?

This unit is a descriptive account of the contents and history of the universe, as it is pictured by scientists over the past fifty years. You will learn how four forces shape our universe. You using your understanding of the gravitational force and the electrical force to explain the brightness and color of the stars you see.

As in all of the IntuitivScience series, diagrams are the most important mode of learn...