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Meteor shower: Quiz


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Question 1: The effect is simple ________ - the material drifts only a little laterally away from the comet while drifting ahead or behind the comet because some particles make a wider orbit than others.
Interplanetary Transport NetworkGravity assistLagrangian pointOrbital mechanics

Question 2: Whipple envisioned comets as "dirty snowballs," made up of rock embedded in ice, orbiting the ________.
Solar SystemStarSunEarth

Question 3: The third effect is that of radiation pressure which will push less massive particles into orbits further from the sun - while more massive objects (responsible for ________ or fireballs) will tend to be affected less by radiation pressure.
Impact eventNear-Earth objectMeteoroidMeteorite

Question 4: A meteor shower is the result of an interaction between a planet, such as Earth, and streams of debris from a ________.
Centaur (minor planet)Solar SystemCometSun

Question 5: One effect is that the orbits of some repeating comets, and meteoroids leaving them, are in resonant orbits with ________ or one of the other large planets - so many revolutions of one will equal another number of revolutions of the other.
JupiterGanymede (moon)Callisto (moon)Io (moon)

Question 6: The "ice" may be water, methane, ________, or other volatiles, alone or in combination.

Question 7: The most spectacular meteor shower is probably the ________, the King of Meteor Showers[10] which peaks on a day near 17 November.

Question 8: A meteor shower is a celestial event in which a number of ________ are observed to radiate from one point in the night sky.
Near-Earth objectMeteoroidImpact eventMeteorite

Question 9: Each time a comet swings by the Sun in its ________, some of its ice vaporizes and a certain amount of meteoroids will be shed.
Lagrangian pointOrbital mechanicsOrbital elementsOrbit

Question 10: Fragments that do survive impact with Earth's surface are called ________.
Impact eventMeteoroidMeteoriteImpact crater


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