One of the best examples of Galileo's role as scientist and skeptic is in his work with telescopic astronomy. ... Galileo wrote to him to correct his errors by using simple geometry (Machamer 29). ... The simplest explanation is that this planet goes around the sun in accordance with the Copernican system? ... Two nights later he looked again, and again the stars were arranged differently, but always in a straight line with Jupiter. ... The astronomical discoveries he made with his telescopes were described in a short book called Message from the Stars published in Venice in May 1610. ...

• Word Count: 4135
• Approx Pages: 17
• Grade Level: High School

During the seminar, the researcher had an informal interview with the other mathematics teacher, teaching Grade 7, in the district. ... The same is true with that of the experience of the researcher. ... This scenario encourages the researcher to conduct the study and at the same time helps the students to improve their competence in mathematics. ... With the mastery exercises, it can help Secondary schools to achieve higher performance in Mathematics 7. ... Grade 7 Mathematics covers numbers and number sense; measurement; patterns and algebra; geometry and statistics and probability. ...

• Word Count: 4402
• Approx Pages: 18
• Has Bibliography
• Grade Level: Undergraduate

Saturn is one of the most beautiful sites in our Solar System with its spectacular ring system. ... Early observations of Saturn were complicated by the fact that the Earth passes through the plane of Saturn's rings every few years as Saturn moves in its orbit, therefore a low resolution image of Saturn changes drastically. In 1659, Christiann Huygens correctly inferred the geometry of the rings. ... A third possibility is that the object was shattered by collisions with larger objects orbiting the planet. ... This voyage also helped to discovered that two of Saturn's small moon...

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