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The Solar System Combs 2018 Flashcards | StudBud
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The Solar System Combs 2018
The Solar System Combs 2018
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A short quiz to see how we're doing with the solar system unit #9thgrade #science #solarsystem
Flashcards
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Questions
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Answers
1
Which of the following describes a nebula?
a solar eclipse
a cloud in space
a nuclei
a lunar rock
2
What space rock is primarily made of ice?
comet
meteoroid
asteroid
meteor
3
The matter at the center of the solar nebula became the
inner planets
moon
supernova
sun
4
The inner planets are called terrestrial planets because
they are very dense and rocky
they are very hot
they have massive gas atmospheres
they can support life
5
The average distance between the Sun and the Earth is called a(n)
Astronomical Unit
Stellar Unit
Solar Unit
Galactic Unit
6
What causes a high surface temperature on Venus?
the acid content of its atmosphere
the density of its atmosphere
its retrograde spin on its axis
its fast period of rotation
7
What is a space rock that has landed on Earth called?
meteor
meteoroid
asteroid
meteorite
8
Which of the following is the largest rock?
asteroid
meteor
meteorite
meteoroid
9
Which of the following planets is the least dense?
Mercury
Neptune
Saturn
Uranus
10
Many scientists think that comets originate in the
Oort cloud
orbit of Neptune
Alpha-Centuri Solar System
asteroid belt
11
What is the present theory about the birth of Earth's moon?
Moon-sized body struck Earth
piece of Earth spontaneously broke off
Earth captured an asteroid with its gravity
Mars-sized body struck Earth
12
What happens during a total solar eclipse?
The moon completely covers the Sun
The shadow of the Earth falls on the moon
The sun completely covers the moon
A thin ring of the Sun shows through
13
What is a small, rocky body that revolves around anything called?
nebula
asteroid
meteor
Natural satellite
14
Earth completes one ________________________ each year
Epock
Rotation
Revolution
Orbit
15
What process gives the sun its energy?
waxing
nuclear fusion
asteroid collisions
annular eclipses
16
Natural or artificial bodies that orbit larger celestial bodies such as planets are called
Moons
Orbitals
Satellites
Meteors
17
A planet that appears to spin in a counterclockwise direction when viewed from above is...
Axial Tilt
Direct
Retrograde
Prograde
18
A planet that appears to spin in a clockwise direction when viewed from its North polle is...
Retrograde
Direct
Prograde
Axial Tilt
19
What is the cloud surrounding a comet's nucleus called?
cumulus
solar nebula
coma
nebula
20
Why is the planet Uranus considered a gas giant?
because it has a deep, massive atmosphere
because it has a rocky surface
because it is similar to Earth
because it is larger than Mercury and Venus
21
The cloud of gas and dust that formed the solar system is called the
Ion cloud
Stellar Nursery
Solar Nebula
Molecular cloud
22
Where do meteoroids come from?
other solar systems
Mars
comets and asteroids
the sun
23
Because Jupiter's interior is very hot,
its atmosphere is visible
its atmosphere scatters light
it radiates more energy than it receives
it has few thunderstorms
24
What is a space rock that is in the Earth's atmosphere called?
meteoroid
meteorite
asteroid
meteor
