1. Prepared By: Suraj Jha – Class-XI-B Anoop Kr. Singh – Class-XI-B 2. Early Astronomy As far as we know, humans have alwaysbeen interested in the motions of objects…

1.Early Astronomy 22.12. Astronomy The scientific study of the universe; it includes the observation and interpretation of celestial bodies and phenomena.3. GeocentricDescribes…

1. The Earth exhibits two main motions:• Rotation – the turning, or spinning, of a body on its axis.• Revolution – the motion of a body, such as a planet or moon,…

>>> Kerry Whalley Geoff Phillips Greg Rickard Stewart Monckton Peter Roberson Sydney, Melbourne, Brisbane, Perth and associated companies around the world Pearson…

Astronomy  is a natural science which is the study of celestial objects (such as stars, galaxies, planets, moons, and nebulae), the physics, chemistry, and evolution of…

Slide 1 Slide 2 Early Astronomy  As far as we know, humans have always been interested in the motions of objects in the sky.  Not only did early humans navigate by…

Slide 1Chapter 7 - Gravitation Key Terms Kepler’s Laws Gravitational force Law of Universal gravitation Gravitational field Inertial mass Gravitational mass Slide 2 Early…

Slide 1 Environmental Science Slide 2 Slide 3 Slide 4 Slide 5 Slide 6 Slide 7 Slide 8 Slide 9 Slide 10 Slide 11 Slide 12  Scientists have been researching the sky for…

Slide 1 Slide 2 Astronomy- The Original Science Imagine that it is 5,000 years ago. Clocks and modern calendars have not been invented. How would you tell time or know what…

Slide 1 Our Solar System Slide 2 Our Solar System has: A Sun It’s the center of our solar system It’s a ball of hot gases that produce light Slide 3 Planets Some bigger…