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- 1. Multiple Choice
Long sound waves are...high pitchedlow pitchedmedium pitched - 2. Multiple ChoiceShort sound waves are...high pitchedlow pitchedmedium pitched
- 3. Multiple ChoiceWhen the car moves AWAY from you, its horn seems...Low pitchedHigh pitchedNormal
- 4. Multiple ChoiceWhen an ambulance move TOWARD you it sounds ________ pitched.highlowmedium
- 5. Multiple ChoiceThe Doppler effect is seen when a wave-making source moves toward an observer.TrueFalse
- 6. Multiple ChoiceThe Doppler effect occurs when an observer moves towards a wave-making source.TrueFalse
- 7. Multiple ChoiceThe Doppler effect occurs when an observer moves away from a wave-making source.TrueFalse
- 8. Multiple ChoiceWhat can you tell about this object's motion?Moving to the North (up).Moving to the South (down).Moving to the West (left).Moving to the East (right).
- 9. Multiple ChoiceWhen a car moves towards you, the sound of its horn seems relatively...Low pitchedHigh pitchedNormal
- 10. Multiple ChoiceWhat direction is this object moving?leftrightupdown
- 11. Multiple ChoiceWhat can you tell about the motion of this object?Moving left.Moving right quickly.Standing still.Moving up slowly.
- 12. Multiple ChoiceIn the Doppler Effect Lab, we mostly observed changes in what?VelocityWavelengthShapeThe Mouse Clicks
- 13. Multiple ChoiceWhat do the light waves of a galaxy that is moving TOWARD us look like?red shiftedblue shiftedgreen shiftedyellow shifted
- 14. Multiple ChoiceWhat do the light waves of a galaxy that is moving AWAY from us look like?red shiftedblue shiftedgreen shiftedyellow shifted
- 15. Multiple ChoiceHow does the Big Bang Theory explain observations of the Doppler effect in the universe?Galaxies make lots of sound waves.Galaxies are blue shifted and moving toward us.Galaxies are redshifted and moving away from us.No connection. Light waves aren't visible in the universe.
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