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Science ch 18 sec 1

Test on 3-31-16

QuestionAnswer
who showed that the plants move in an ellips around the sun? Kepler
who was one of the first astonomers to use a telescope to observe objects in space? Galileo
who showed that gravity keeps planets in motion? Newton
Who created a sun based solar system? Capernicus
The closer a planet is to the sun the ___________________. which of Newton's laws is this? faster it moves 2nd
Newton's 2nd law states that the acceleration depends on what? the mass and amount of force aplied
Each planet moves in a __________. which law is this? Ellips 1st law
Created by: MarleyClaeys
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