Sphere Essay Topics

Celestial Sphere

Celestial Sphere:What we see, it contains the stars, planets, Sun, and Moon Celestial Equator- the imaginary line that divides the planet into Northern and Southern hemispheres. The celestial equator is a similar imaginary circle around the celestial sphere, also known as the visible universe. The celestial equator divides the visible universe in two, creating the… View Article

Physical and chemical changes

Challenge #1 — The Penny Problem: The first challenge to complete is the Penny Problem. The radio station is giving the winner of this challenge a prize pack that includes tickets to see his or her favorite band in concert. To start off the challenge, the radio station has placed pennies in a cylindrical glass… View Article