Questão 1
Questão
Objects made of ice, gas and dust and orbit our sun are called . . .
Responda
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meteors
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comets
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asteroids
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meteoroids
Questão 2
Questão
One similarity between asteroids, comets and meteoroids is that they all:
Questão 3
Questão
These objects that orbit the sun are nicknamed, "dirty snowballs."
Responda
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comets
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meteors
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asteroids
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meteoroids
Questão 4
Questão
Which space object is larger?
Responda
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asteroid
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meteorite
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meteor
Questão 5
Questão
Where is the asteroid belt located?
Questão 6
Questão
Halley's Comet takes about 76 Earth years to orbit the sun. What type of comet is this?
Responda
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short-period comet
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long-period comet
Questão 7
Questão
Where do comets come from?
Responda
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Kuiper Belt
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Oort Cloud
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Asteroid Belt
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Both A and B
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None of the above
Questão 8
Questão
The name of our galaxy is the Milky Way.
Questão 9
Questão
The ion tail of a comet is what color?
Questão 10
Questão
What are asteroids made of?
Responda
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rock and metal
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ice, gas and dust
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rock and gas
Questão 11
Questão
What region is located at the outer boundary of our solar system?
Responda
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Kuiper Belt
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Asteroid Belt
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Oort Cloud
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Pluto Region
Questão 12
Questão
What do you call a meteoroid that has entered Earth's atmosphere?
Responda
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comet
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meteor
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meteorite
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asteroid
Questão 13
Questão
Black holes are invisible.
Questão 14
Questão
The orbit of a comet is circular.
Questão 15
Questão
The ion tail of a comet always points directly [blank_start]_____________[blank_end] the sun.
Questão 16
Questão
The special boundary around a black hole, where not even light can escape, is called the . . .
Responda
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singularity
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event horizon
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Kuiper Belt
Questão 17
Questão
Black holes are formed . . .
Responda
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when planets crash into one another
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when aliens flush the space toilet
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when giant stars explode at the end of their lifecycle.
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when an asteroid hits a planet
Questão 18
Questão
Shooting stars are the result of . . .
Responda
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a comet losing some of its tail as it passes the sun.
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hundreds of meteoroids entering Earth's atmosphere at the same time.
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Earth passing through the tail of a comet.
Questão 19
Questão
What causes things to get pulled into a black hole?
Questão 20
Questão
What rocky object is bigger than a meteoroid and smaller than a planet?
Responda
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comet
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asteroid
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meteorite
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meteor