Questão 1
Questão
1.The age of the solar system is thought to be about
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1.5 Billion years
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3.5 billion years
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4.6 billion years
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13.7 billion years
Questão 2
Questão
Which of the following is evidence used to determine the age of the solar system?
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meteorites
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fossils
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comets
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asteroids
Questão 3
Questão
Which of the following is an important clue about how the solar system formed?
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the planets are different sizes and shapes
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the planets all orbit the sun in the same direction
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the planets orbit the sun in different directions
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the planets rotate on their axis at the same speed
Questão 4
Questão
The first object to form in the solar system was the
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planets
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sun
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asteroids
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moons
Questão 5
Questão
A giant nebula is made mostly of
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hydrogen and helium
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heavy elements
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hydrogen and iron
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helium and iron
Questão 6
Questão
What causes a giant nebula to contract?
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pressure
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gases
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the sun
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gravity
Questão 7
Questão
All planets orbit the Sun on almost the same plane. This is a clue to
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the formation of the sun
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the formation of the galaxy
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the formation of the universe
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the formation of the solar system
Questão 8
Questão
Nebulas come from materials that are left over from the big bang or from...
Questão 9
Questão
The planets and moons formed by what starting to clump together and colliding with other
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escaped gases
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small pieces of dust
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spiraling galaxies
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imaginary particles
Questão 10
Questão
A nebula spins more rapidly as it collapses because of...
Questão 11
Questão
The star in the milky way galaxy is what size star?
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small sized star
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average sized star
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large sized star
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massive sized star
Questão 12
Questão
How many planets are in our solar system?
Questão 13
Questão
What is the name of the dwarf planet?
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Jupiter
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Saturn
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Neptune
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Pluto
Questão 14
Questão
What is the dwarf planet made of?
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hydrogen and helium
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liquid water and rock
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rock and methane ice
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water ice and rock
Questão 15
Questão
Which is the coldest planet/dwarf planet?
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number one
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number three
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number seven
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number nine
Questão 16
Questão
Which two planets are very similar in the structure and atmosphere?
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Earth,Venus
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Saturn,Mars
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Neptune, Uranus
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Mercury, Jupiter
Questão 17
Questão
Which planet is the largest?
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Jupiter
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Saturn
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Neptune
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Uranus
Questão 18
Questão
Which planet has ice in polar regions and a thin atmosphere of carbon dioxide?
Questão 19
Questão
Which planet/dwarf planet is the hottest?
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Mercury
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Venus
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Earth
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Pluto
Questão 20
Questão
Which planet has a moderate temperature?
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Jupiter
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Venus
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Earth
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Saturn
Questão 21
Questão
Which planet has an atmosphere that is mostly nitrogen?
Questão 22
Questão
Which planet/dwarf planet has an atmosphere of carbon dioxide so thick you cannot see the surface?
Questão 23
Questão
Which planet has the largest change in its temperature?
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Mercury
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Pluto
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Earth
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Uranus
Questão 24
Questão
Which planet/dwarf planet has just a hint of methane for its atmosphere?
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Mercury
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Pluto
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Jupiter
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Saturn
Questão 25
Questão
Which planet/dwarf planet has just a hint of helium for its atmosphere?
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Mercury
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Pluto
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Jupiter
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Saturn
Questão 26
Questão
Which planet is the smallest?
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Mercury
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Venus
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Jupiter
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Saturn
Questão 27
Questão
Which planet has an extraordinary ring system?
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Jupiter
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Saturn
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Neptune
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Uranus
Questão 28
Questão
What are the rings around Saturn made of?
Questão 29
Questão
Which planet would float in water?
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Saturn
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Neptune
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Uranus
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Pluto
Questão 30
Questão
Which two planets are liquid inside?
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Earth, Venus
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Neptune, Mars
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Mercury, Jupiter
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Saturn, Jupiter
Questão 31
Questão
List the planets in order working from the Sun outward.
[blank_start]Mercury[blank_end], [blank_start]Venus[blank_end], [blank_start]Earth[blank_end], [blank_start]Mars[blank_end], [blank_start]Jupiter[blank_end], [blank_start]Saturn[blank_end], [blank_start]Uranus[blank_end], [blank_start]Neptune[blank_end]
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Venus
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Mercury
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Earth
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Mars
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Jupiter
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Saturn
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Uranus
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Neptune
Questão 32
Questão
There are irregularly shaped bodies that orbit the sun.
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comets
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asteroids
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planets
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meteorites
Questão 33
Questão
Objects that have not cleared their orbits of other objects are
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comets
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meteors
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dwarf planets
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meteorites
Questão 34
Questão
What is found between Mars and Jupiter?
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Kuiper Belt
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Oort cloud
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Comet Belt
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Asteroid Belt
Questão 35
Questão
Long period comets comets come from very distant region of the solar system called...
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Kuiper Belt
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Oort cloud
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Comet belt
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Asteroid Belt
Questão 36
Questão
What is believed to have caused mass organism extinction on Earth's past?
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comets
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asteroids
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planets
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meteorites
Questão 37
Questão
What leaves a trail of glowing ice particles, water vapor, and gases as it moves through the solar system?
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comets
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asteroids
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planets
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merteorites
Questão 38
Questão
These are small icy objects that orbit the sun
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comets
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asteroids
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planets
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meteorites
Questão 39
Questão
What provides scientists with clues about our solar system?
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meteoroids
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meteors
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meteorites
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dwarf planets
Questão 40
Questão
These orbit the Sun but have no atmosphere or internal heat.
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asteroids
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comets
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meteors
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meteoroids
Questão 41
Questão
How many known dwarf planets are there in our solar system?
Questão 42
Questão
Jupiter's massive gravity kept many these from forming into another planet?
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comets
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asteroids
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meteoroids
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meteorites
Questão 43
Questão
There are over 4,500 of these objects know to pass Earth on a regular basis.
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meteors
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meteorites
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asteroids
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comets
Questão 44
Questão 45
Questão
What do we call debris left over by comets when it gets pulled toward Earth by gravity?
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meteors
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meteorites
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meteoroids
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dust
Questão 46
Questão
Some meteorites found on Earth are believed to have come from which planet?
Questão 47
Questão
Which of the following are often called "shooting stars"
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meteors
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meteorites
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meteoroids
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asteroids
Questão 48
Questão
What determines a comets period?
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Length of time for the comet to orbit the sun
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Length of time for the comet to totally break apart
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Length of time for one visit close to Earth and the next
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Length of time for a comet to from a nebula
Questão 49
Questão
When a meteoroid is as small as tiny grains of sand it is called?
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debris
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interplanetary dust
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meteoroids
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ateroids
Questão 50
Questão
Which of the follwoing typically have extremely elliptical orbits around the sun?
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meteors
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comets
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meteoroids
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ateroids
Questão 51
Questão
All of the following are considered dwarf planets except
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Eris
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Makemake
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Pluto
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Orion
Questão 52
Questão
Kuiper belt is located beyond
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Mercury
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Saturn
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Neptune
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Uranus