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Light, Sound, and Wave Facts

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20 QuestionsScience Quiz
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Question 1 of 20ScienceMeteor shower is light bending around mass due to curved spacetime.
Question 2 of 20ScienceA full moon causes lunar libration, revealing more than half its surface over time.
Question 3 of 20ScienceLaser waves are strongly aligned in phase and frequency.
Question 4 of 20ScienceLight travels at the same speed for every inertial observer in a vacuum.
Question 5 of 20ScienceShock waves continue while the aircraft travels faster than sound.
Question 6 of 20ScienceBarnard’s Star system system lies just over four light-years away.
Question 7 of 20ScienceRadioactive substances generally do not produce a visible green glow.
Question 8 of 20ScienceMass measures matter; weight is the force of gravity acting on that mass.
Question 9 of 20ScienceMetal conducts heat away from skin faster even when both materials share the same temperature.
Question 10 of 20ScienceQuasar means the boundary around a black hole beyond which light cannot escape.
Question 11 of 20ScienceA lightning detection network is used for visibility at an airport.
Question 12 of 20ScienceLight-year means a compact remnant supported by neutron pressure.
Question 13 of 20ScienceThe conservation of energy describes transformations without net creation or destruction.
Question 14 of 20ScienceElectrical insulation is the property described by a polished metal reflecting light.
Question 15 of 20ScienceOccultation is light bending around mass due to curved spacetime.
Question 16 of 20ScienceEquinox means the distance light travels in one year.
Question 17 of 20ScienceRadio, infrared, ultraviolet, X-rays, and gamma rays lie beyond visible wavelengths.
Question 18 of 20ScienceScientists can approach absolute zero extremely closely but cannot reach it exactly.
Question 19 of 20ScienceSound is a mechanical wave and cannot propagate through a perfect vacuum.
Question 20 of 20ScienceZodiacal light is flare caused when a star is torn apart by a black hole.

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