Quiz
Meteors
3 years ago by
craniumfire
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  • Question 1
    30 seconds
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    Q. Nearly everything we understand about the universe comes from ___
    answer choices
    ancient fossils
    physical specimens
    light emitted or reflected by objects
    electrical experiments
  • Question 2
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    Q. A "shooting star" is really a tiny bit of interplanetary debris heated to ___
    answer choices
    fluorescence
    phosphorescence
    incandescence
    chemiluminescence
  • Question 3
    30 seconds
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    Q. Before it becomes a "shooting star", the actual bit of solid stuff coming from space is called ___
    answer choices
    a meteoroid
    a meteor
    a meteorite
    an asteroid
  • Question 4
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    Q. The phenomenon of a meteoroid getting hot and blazing across the sky is called ___
    answer choices
    a comet
    a meteor
    a meteorite
    an asteroid
  • Question 5
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    Q. If a meteor hits the ground, we call it ___
    answer choices
    a meteoroid
    a fallen star
    a meteorite
    an asteroid
  • Question 6
    30 seconds
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    Q. According to Phil Plait, what's the best way to tick off an astronomer?
    answer choices
    mix up the terms meteor and meteorite
    Ask 'em, "Hey, what's your sign?"
    Ask "How old are you in light years?"
    complain about Pluto not being a planet anymore
  • Question 7
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    Q. For a typical meteor that you'll see, what is the size of the meteoroid?
    answer choices
    smaller than a grain of sand
    about the size of a marble
    about the size of a softball
    about the size of a basketball
  • Question 8
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    Q. When a meteoroid enters our atmosphere, it can be moving at speeds up to __
    answer choices
    70 kilometers per hour
    700 kilometers per hour
    70 kilometers per second
    700 kilometers per second
  • Question 9
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    Q. The energy of motion is called ___
    answer choices
    elastic energy
    kinetic energy
    kathartic energy
    kickback energy
  • Question 10
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    Q. If you double an objects speed, it will have ___
    answer choices
    half the kinetic energy
    twice the kinetic energy
    four times the kinetic energy
    16 times the kinetic energy
  • Question 11
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    Q. Meteors get hot due to friction with air, but a far bigger contributor to their heat is ___
    answer choices
    thermal expansion of material
    expansion of air
    compression of air
    ablation
  • Question 12
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    Q. The material on the surface of a meteor vaporizes and blows away during a process called ___
    answer choices
    sublimation
    condensation
    ablation
    abstraction
  • Question 13
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    Q. When you add up all the meteors, Earth is getting pelted with about __
    answer choices
     a ton of material a day
     a hundred tons of material a day
    a ton of material a year
     a hundred tons of material a year
  • Question 14
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    Q. Random meteors, which generally come from the collision of asteroids, are called ___
    answer choices
    dependable meteors
    sporadic meteors
    meteor showers
    methodical meteors
  • Question 15
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    Q. Meteor showers, many dozens or even hundreds of meteors per hour, come from ___
    answer choices
    asteroids
    comets
    asteroid collisions
    planet collisions
  • Question 16
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    Q. During a meteor shower, the point on the sky where the meteors come from is called ___
    answer choices
    the radiant
    the vertex
    the origin
    the locus
  • Question 17
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    Q. A meteor shower is named after ___
    answer choices
    famous astronomers
    the time of year of the shower
    the closest star to the radiant
    the constellation the radiant's in
  • Question 18
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    Q. Generally, when is the best time to watch a meteor shower?
    answer choices
    just before sunrise
    just after sunset
    after local midnight
    during astronomical twilight
  • Question 19
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    Q. An extremely bright meteor, which can be about the size of a grapefruit, is called ___
    answer choices
    a bolide or fireball
    a bovine or hairball
    a bovine or fireball
    a bolide or hairball
  • Question 20
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    Q. The majority of meteorites we find are mostly rock, and are classified as ___
    answer choices
    stony
    stony iron
    composite
    rocky iron
  • Question 21
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    Q. The small grains of minerals, found in very primitive meteorites are called ___
    answer choices
    seeds
    bolides
    chondrules
    morsels
  • Question 22
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    Q. Iron meteorites most likely come from the center of ___
    answer choices
    a small comet
    a small asteroid
    a large comet
    a large asteroid
  • Question 23
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    Q. On February 15th, 2013, which city was hit with a shock wave from an exploding meteor?
    answer choices
    Chelyabinsk, Russia
    Naples, Italy
    Shenzhen, China
    Luhansk, Ukraine
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