Quiz
Earth Science Unit 1 Practice Test
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Questions in this quiz (52)
11.The age of the solar system is thought to be about
- A1.5 Billion years
- B3.5 billion years
- C4.6 billion years
- D13.7 billion years
2Which of the following is evidence used to determine the age of the solar system?
- Ameteorites
- Bfossils
- Ccomets
- Dasteroids
3Which of the following is an important clue about how the solar system formed?
- Athe planets are different sizes and shapes
- Bthe planets all orbit the sun in the same direction
- Cthe planets orbit the sun in different directions
- Dthe planets rotate on their axis at the same speed
4The first object to form in the solar system was the
- Aplanets
- Bsun
- Casteroids
- Dmoons
5A giant nebula is made mostly of
- Ahydrogen and helium
- Bheavy elements
- Chydrogen and iron
- Dhelium and iron
6What causes a giant nebula to contract?
- Apressure
- Bgases
- Cthe sun
- Dgravity
7All planets orbit the Sun on almost the same plane. This is a clue to
- Athe formation of the sun
- Bthe formation of the galaxy
- Cthe formation of the universe
- Dthe formation of the solar system
8Nebulas come from materials that are left over from the big bang or from...
- Adying planets
- Bescaped gases
- Cdebris from previous supernovas
- Dthe asteroid belt
9The planets and moons formed by what starting to clump together and colliding with other
- Aescaped gases
- Bsmall pieces of dust
- Cspiraling galaxies
- Dimaginary particles
10A nebula spins more rapidly as it collapses because of...
- Agravity
- Bgases and gravity opposing each other
- Cangular momentum conversation
- DNewton's laws of motion
11The star in the milky way galaxy is what size star?
- Asmall sized star
- Baverage sized star
- Clarge sized star
- Dmassive sized star
12How many planets are in our solar system?
- A8
- B9
- C10
- D11
13What is the name of the dwarf planet?
- AJupiter
- BSaturn
- CNeptune
- DPluto
14What is the dwarf planet made of?
- Ahydrogen and helium
- Bliquid water and rock
- Crock and methane ice
- Dwater ice and rock
15Which is the coldest planet/dwarf planet?
- Anumber one
- Bnumber three
- Cnumber seven
- Dnumber nine
16Which two planets are very similar in the structure and atmosphere?
- AEarth,Venus
- BSaturn,Mars
- CNeptune, Uranus
- DMercury, Jupiter
17Which planet is the largest?
- AJupiter
- BSaturn
- CNeptune
- DUranus
18Which planet has ice in polar regions and a thin atmosphere of carbon dioxide?
- AMercury
- BVenus
- CEarth
- DMars
19Which planet/dwarf planet is the hottest?
- AMercury
- BVenus
- CEarth
- DPluto
20Which planet has a moderate temperature?
- AJupiter
- BVenus
- CEarth
- DSaturn
21Which planet has an atmosphere that is mostly nitrogen?
- ANeptune
- BVenus
- CEarth
- DMars
22Which planet/dwarf planet has an atmosphere of carbon dioxide so thick you cannot see the surface?
- APluto
- BMars
- CSaturn
- DVenus
23Which planet has the largest change in its temperature?
- AMercury
- BPluto
- CEarth
- DUranus
24Which planet/dwarf planet has just a hint of methane for its atmosphere?
- AMercury
- BPluto
- CJupiter
- DSaturn
25Which planet/dwarf planet has just a hint of helium for its atmosphere?
- AMercury
- BPluto
- CJupiter
- DSaturn
26Which planet is the smallest?
- AMercury
- BVenus
- CJupiter
- DSaturn
27Which planet has an extraordinary ring system?
- AJupiter
- BSaturn
- CNeptune
- DUranus
28What are the rings around Saturn made of?
- Adust
- Brocks
- Cice
- Dgases
29Which planet would float in water?
- ASaturn
- BNeptune
- CUranus
- DPluto
30Which two planets are liquid inside?
- AEarth, Venus
- BNeptune, Mars
- CMercury, Jupiter
- DSaturn, Jupiter
31List 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]- AVenus
- BMercury
- CEarth
- DMars
- EJupiter
- FSaturn
- GUranus
- HNeptune
32There are irregularly shaped bodies that orbit the sun.
- Acomets
- Basteroids
- Cplanets
- Dmeteorites
33Objects that have not cleared their orbits of other objects are
- Acomets
- Bmeteors
- Cdwarf planets
- Dmeteorites
34What is found between Mars and Jupiter?
- AKuiper Belt
- BOort cloud
- CComet Belt
- DAsteroid Belt
35Long period comets comets come from very distant region of the solar system called...
- AKuiper Belt
- BOort cloud
- CComet belt
- DAsteroid Belt
36What is believed to have caused mass organism extinction on Earth's past?
- Acomets
- Basteroids
- Cplanets
- Dmeteorites
37What leaves a trail of glowing ice particles, water vapor, and gases as it moves through the solar system?
- Acomets
- Basteroids
- Cplanets
- Dmerteorites
38These are small icy objects that orbit the sun
- Acomets
- Basteroids
- Cplanets
- Dmeteorites
39What provides scientists with clues about our solar system?
- Ameteoroids
- Bmeteors
- Cmeteorites
- Ddwarf planets
40These orbit the Sun but have no atmosphere or internal heat.
- Aasteroids
- Bcomets
- Cmeteors
- Dmeteoroids
41How many known dwarf planets are there in our solar system?
- Aone
- Bthree
- Cfive
- Dseven
42Jupiter's massive gravity kept many these from forming into another planet?
- Acomets
- Basteroids
- Cmeteoroids
- Dmeteorites
43There are over 4,500 of these objects know to pass Earth on a regular basis.
- Ameteors
- Bmeteorites
- Casteroids
- Dcomets
44What is a coma?
- Aname of a dwarf planet
- Bdeveloping star
- Cvaporized gas and dust
- Dtiny grains of sand of a merteoroid
45What do we call debris left over by comets when it gets pulled toward Earth by gravity?
- Ameteors
- Bmeteorites
- Cmeteoroids
- Ddust
46Some meteorites found on Earth are believed to have come from which planet?
- AMercury
- BVenus
- CMars
- DPluto
47Which of the following are often called "shooting stars"
- Ameteors
- Bmeteorites
- Cmeteoroids
- Dasteroids
48What determines a comets period?
- ALength of time for the comet to orbit the sun
- BLength of time for the comet to totally break apart
- CLength of time for one visit close to Earth and the next
- DLength of time for a comet to from a nebula
49When a meteoroid is as small as tiny grains of sand it is called?
- Adebris
- Binterplanetary dust
- Cmeteoroids
- Dateroids
50Which of the follwoing typically have extremely elliptical orbits around the sun?
- Ameteors
- Bcomets
- Cmeteoroids
- Dateroids
51All of the following are considered dwarf planets except
- AEris
- BMakemake
- CPluto
- DOrion
52Kuiper belt is located beyond
- AMercury
- BSaturn
- CNeptune
- DUranus
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- Description
- Test for my Earth Science Class. 10-12-15
- Author
- Zachary Ricky
- Language
- English
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