Planets in Our Solar System From the beginning of time man has looked to the skies from intrigue and for answers and explanations. Many objects in space have observed, such as stars, constellations, galaxies, plants and moons. These celestial objects have been looked upon as spiritual and even as if they are the gods of our world. Today, objects have been looked upon as spiritual and even as if they are the gods of our world. Today, objects in space are being studied and understood more than ever before. ...

• Word Count: 2531
• Approx Pages: 10
• Has Bibliography
• Grade Level: High School

The early Greeks considered "air" to be one of four elementary substances; along with earth, fire, and water, air was viewed as a fundamental component of the universe. By the early 1800s, however, scientists such as John Dalton recognized that the atmosphere was in fact composed of several chemical...

• Word Count: 3528
• Approx Pages: 14
• Grade Level: High School

The Earth's climate is predicted to change due to the buildup of greenhouse gases; the associated rate of temperature change is significantly faster than any observed changes in the last 10,000 years. ... However, if future climate changes occur as rapidly as scientists predict, plants and animals may not be able to react quickly enough to survive. ...

• Word Count: 3240
• Approx Pages: 13
• Grade Level: Undergraduate

Saturn, the sixth planet from the sun, is the second largest of nine planets and one of the most interesting in our Solar System. It is believed to be the god of agriculture in Roman mythology and its Greek name is Cronos. Saturn was first discovered by Galileo in 1610 by using one of the first ...

• Word Count: 3775
• Approx Pages: 15
• Has Bibliography
• Grade Level: High School

Scientists throughout history have studied the effects of space weather. Over time, technology has advanced greatly, allowing scientists to gain a better knowledge of the workings of the solar system and thus a better knowledge of Earth. Telescopes and spacecraft have led scientists into the mysterious unknown - space. Due to advances made by NASA and other space researchers, the pieces of the solar system puzzle are finally coming together. There are still several mysteries yet to be uncovered and perhaps there always will be. ...

• Word Count: 4020
• Approx Pages: 16
• Has Bibliography
• Grade Level: High School