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Solar System Revision Flashcards | StudBud
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Solar System Revision
Solar System Revision
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#Year 10-4 Science
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
Which element must be present in the cloud of gas and dust for a star to form?
Helium
Hydrogen
Oxygen
Carbon
2
Local Group is the name of our .....
Galaxy cluster
Galaxy
Region within the Galaxy
Planetary System
3
A large system of billions of stars, dust and gas held together by gravity is ....
A solar system
A constellation
The planetary system
A galaxy
4
Why do stars appear to twinkle?
Their light turns on and off as they burn Hydrogen
Their light gets refracted in Earth's atmosphere
Their light gets reflected in Earth's atmosphere
Their light is moving quickly in space
5
Which planet is closest to the sun?
Mars
Venus
Mercury
Earth
6
Our solar system can be found ......
in the Andromeda Galaxy
on Orion's arm in the Milky Way Galaxy
in the Magellanic clouds
revolving around Proxima Centauri
7
Which planets have rings?
Rocky Planets
Small Planets
Large Planets
Gas Planets
8
Name the planet that is terrestrial.
Neptune
Mars
Jupiter
Saturn
9
Why is it easier to view stars in rural areas?
That's where the observatories are
There is less light pollution
There are higher mountains
There are less people
10
What is the first stage of a star's life cycle?
Nebulae
Supernova
Black hole
Red Giant
11
Which planet has the most moons
Jupiter
Mars
Uranus
Neptune
12
How long does it take for the Earth to spin on its axis?
24 days
24 hours
365 hours
365 days
13
Which planet is called the "The Red Planet"
Mercury
Saturn
Mars
Jupiter
14
Stars that are red shifted are .......
losing Hydrogen
getting redder
moving towards the solar system
moving away from the solar system
15
How long does Earth take to move around the sun?
225 days
365 years
24 hours
365 days
16
Why is Galileo famous?
All of the above
He made observations of craters on the moon
He invented one of the first telescopes
He discovered that Jupiter had moons
17
What unit is used to measure distances in space?
Kilometres
Light Year
Mega kilometres
Millions of kilometres
18
A light year is
The distance light travels in one day
The distance light travels in one year
The distance light travels in one hour
The distance light travels in one minute
19
A luminous ball of super heated gases in which nuclear fusion occurs is called a ....
moon
star
planet
galaxy
20
Which Telescope gives the clearest images?
Reflecting Telescope
Observatory telescope
Refracting Telescope
Radio telescope
21
What is the name of our galaxy?
Milky Way
Solar System
Andromeda
Orion's arm
22
The next star in the sequence after a red giant star is ....
Main Sequence star
Nebulae
Black hole
White Dwarf
23
When Hydrogen atoms join together to form Helium, we call this ......
Burning reaction
Explosion reaction
Fission reaction
Fusion reaction
24
Stars spend most of their life cycle as a .....
Supernova
Black hole
Main Sequence Star
Super giant
25
A red Giant star is .......
A star that is expanding and already dead
A star that is expanding and beginning to die
A star that is young
A star that is at the centre of a solar system
26
The apparent change in colour of the light coming from stars tells us that the universe is:
Cooling
Expanding
Contracting
Warming
27
What is a constellation?
a group of solar systems
A group of planets
A group of galaxies
a group of stars
28
Local Group is the name of our .....
Region within the Galaxy
Galaxy cluster
Galaxy
Planetary System
29
A planet is ....
A luminous ball of super-heated gases
A pattern formed by stars in the night sky
a large spherical body that orbits a star
An object that moves through space
30
Which theory accounts for how the universe began?
The Big Bang Theory
The Doppler Effect
General Relativity
Hubble's Law
31
A blue shifted star is ......
is a main sequence star
moving towards the solar system
about to die
moving away from the solar system
