Discussion Questions

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Discussion Questions

1. WhenJupiter isatopposition,it isoverheadat:A. new.B. full.C. first quarter.D. last quarter.Discussion Questions


Discussion Questions2. Newtonian mechanics, which describesthe motion of objects when forces areexerted on them, was accepted as ascientific theory that describes natureapproximately 400 years ago. It wasaccepted because itA. was proposed by someone we now know to be agenius.B. was derived from fundamental mathematicalprinciples.C. was handed down to us by the Greeks.D. predicted how objects move under the action ofa force.


3. Which of the following wouldcause a scientific theory to berejected?Discussion QuestionsA. It does not agree with previous theories.B. It does not correctly predict experimentalobservations.C. Most scientists consider the theory to bewrong.D. The technology has not yet been developedthat can make the observations to test thetheory.


Discussion Questions4. If the distance between a planetand the Sun is doubled, how does thegravitational attraction between thetwo bodies change?A. It increases by a factor of 2.B. It increases by a factor of 4.C. It decreases by a factor of 2.D. It decreases by a factor of 4.E. Not enough information is provided.


Discussion Questions5. The gravitational force betweenthe Earth and Sun isA. about the same as the gravitational force betweenthe Moon and Sun because the Earth and the Moonare about the same distance from the Sun.B. larger than the gravitational force between theMoon and Sun because the Earth and the Moonare about the same distance from the Sun andthe Earth has a larger mass.C. smaller than the gravitational force between theMoon and Sun because the Earth and the Moon areabout the same distance from the Sun and the Earthhas a larger mass.D. Not enough information is given to determine whichis correct.

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