Lesson T7.2.1
T7.2.1 Our Sun and other stars Quiz: KS3 Physics, Unit 7
20 questions
In partnership with Revision Ninja
Lesson T7.2.1, Our Sun and other stars: 20 multiple choice questions for the KS3 Physics (National Curriculum), Unit 7: Space physics, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
What type of object is our Sun?
- A planet
- A comet
- A moon
- A star
-
Which is the closest star to Earth?
- Polaris
- The Sun
- Sirius
- Proxima Centauri
-
What is the name of the galaxy containing our Sun?
- Andromeda
- The Milky Way
- Sombrero
- Triangulum
-
What is a galaxy primarily composed of?
- Stars and dust
- Comets and asteroids
- Planets and moons
- Rocks and water
-
Roughly how long does sunlight take to reach Earth?
- About 8 seconds
- About 8 hours
- About 8 minutes
- About 8 days
-
What process makes stars shine?
- Electrical discharge
- Nuclear fusion
- Chemical burning
- Nuclear fission
-
What are entities found far beyond our Milky Way called?
- Comet clouds
- Solar nebulae
- Other galaxies
- Inner planets
-
What is the main effect of the Sun's gravity in our solar system?
- Holds planets in orbit
- Creates magnetic fields
- Generates solar wind
- Causes planetary day
-
Why do stars appear as small points of light?
- Extreme distance
- Atmospheric lenses
- Small actual size
- Dim light output
-
What type of astronomical object is the Sun?
- A star
- A planet
- A moon
- An asteroid
-
Which best describes the Sun?
- Rocky asteroid
- Frozen comet
- Luminous star
- Reflective planet
-
Which term describes the Milky Way?
- A galaxy
- A solar system
- A constellation
- A universe
-
Why does the Sun look brighter than other stars?
- It is closer
- It is younger
- It is larger
- It is hotter
-
Roughly how many galaxies exist in the universe?
- Only dozens
- Exactly one hundred
- Billions
- A few millions
-
What physical force holds both stars and galaxies together?
- Friction
- Magnetism
- Gravity
- Air resistance
-
What is the primary scientific definition of a star?
- Solid rock sphere
- Liquid water mass
- Reflecting ice body
- Luminous gas ball
-
What is the approximate number of stars in the Milky Way?
- Exactly one thousand
- Hundreds of billions
- A few hundred
- Only the Sun
-
Which of these is a planet, not a star?
- Jupiter
- Sirius
- The Sun
- Betelgeuse
-
How do planets appear to shine in the night sky?
- Burning their atmosphere
- Creating nuclear energy
- Emitting own starlight
- Reflecting sunlight
-
Compared to Earth, what property is much greater in the Sun?
- Density
- Mass
- Distance
- Temperature
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