Filter the results Item type Select All/None Question Image Stats Collection File Quiz Movie Page Folder New items since Yesterday Last week Last month Ever Search results Subscribe to an always-updated RSS feed. 1924 items matching your search terms. Sort by relevance date (newest first) alphabetically The cannonball never reaches the ground Located in Physics / Gravity / Earth Satellites What keeps such a cannonball from flying into space is the force of gravity Located in Physics / Gravity / Earth Satellites Earth Satellites Newton argued that if a cannon could be placed on a hill high enough to be outside the earth's atmosphere, and if the cannon could be made powerful enough, a ... Located in Physics / Gravity Do planets at greater distances from the sun have longer or shorter periods of revolution? Located in Physics / Gravity / Kepler's Third Law Define the period of a motion Located in Physics / Gravity / Kepler's Third Law Newton's laws explain Kepler's third law Located in Physics / Gravity / Kepler's Third Law The following is Kepler's third law as a formula Located in Physics / Gravity / Kepler's Third Law The time for one cycle of the sun is called a planet's ______ of revolution Located in Physics / Gravity / Kepler's Third Law Kepler's third law states Located in Physics / Gravity / Kepler's Third Law Kepler's Third Law Kepler's third law states the relationship between a planet's average distance from the sun and the time required for the planet to complete one orbit Located in Physics / Gravity Previous 10 items 1 2 3 4 5 6 7 ... 193 Next 10 items