Page 29 - Science Course 2 (Book 2)
P. 29

Mo8-L3: Vocabulary Review

                Direction: Answer each question on the lines provided. Use complete sentences.

                    centripetal force            circular motion             Newton’s second law of motion


                1. How is centripetal force related to circular motion?









                2. What is Newton’s second law of motion?








                3. What is the equation for Newton’s second law?









                4. What is one example of an object that is affected by centripetal force?











                  Mo8-L3: Key Concept Organizer

                Direction: Put a check mark on the line before each example in which gravity is the main force inf uencing
                            the object’s velocity.


                            1. a spaceship blasting off

                            2. a spaceship in orbit
                            3. a pitched ball on the way to the plate
                            4. a dropped ball
                            5. a comet moving around the Sun

                            6. the rotation of Earth
                            7. the movement of the tides
                            8. a rock sinking to the bottom of a lake
                            9. windmill blades turning

                            10. a rock formation collapsing








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