Galaxies Quiz | Space FM

Galaxies Mini Quiz

Answer each question individually or all on the same page.

1 / 23

Our Galaxy is called the Milky Way because..?
1. In pre-telescope times it was thought to look a milk-like path
2. It looks like a bar of chocolate
We see the Milky Way from Earth...
1. ..from above
2. ...along its plane
3. ...from below
The Milky Way is this type of galaxy..?
1. Elliptical
2. Spiral
3. Spiral Barred
What is thought to be at the centre of the Milky Way?
1. A Super Giant star
2. A Super Massive Black hole
3. A creamy nougat filling
How wide is the Milky Way?
1. 30,000 to 70,000 light years across
2. 70,000 to 100,000 light years across
3. 100,000 to 150,000 light years across
What is its height along the plane?
1. 500 light years
2. 1,000 light years
3. 1,500 light years
What distance from the centre of the Milky Way is our Sun located?
1. Approx. 5-10,000 light years, near the centre
2. Approx. 10-25,000 light years, half way along
3. Approx. 25-30,000 light years, two-thirds along
How long does the Sun take to orbit the galaxy?
1. Over 1 year
2. Over 200 million years
3. Over 5 billion years
Why do astronomers study the rotation of the galaxy at 21cm wavelengths?
1. It lets them to see further past clouds of gas than visible light
2. They only have a 21cm telescope
Where are star clusters positioned in respect to our galaxy?
1. Around the Halo
2. Along the Arms
3. At the centre?
Where are globular clusters positioned in respect to our galaxy?
1. Around the Halo
2. Along the Arms
3. At the centre?
Galaxies are grouped in which of these structures (tick all that apply)?
1. Groups
2. Clusters
3. Superclusters
4. Gangs
The local group of galaxies includes..? (Tick all that apply)
1. Milky Way
2. Andromeda
3. Magellanic Clouds
4. Triangulum Galaxy
Which of these galaxies does not have an obvious symmetry?
1. Spiral galaxies
2. Spiral Barred galaxies
3. Elliptical galaxies
4. Irregular galaxies
Which of these galaxies is flattened with arms winding around the nucleus.
1. Spiral galaxies
2. Spiral Barred galaxies
3. Elliptical galaxies
4. Irregular galaxies
Which of these galaxies is shaped like an ellipse, brighter towards the centre.
1. Spiral galaxies
2. Spiral Barred galaxies
3. Elliptical galaxies
4. Irregular galaxies
Which of these galaxies is flattened with arms extending from a bar through the nucleus.
1. Spiral galaxies
2. Spiral Barred galaxies
3. Elliptical galaxies
4. Irregular galaxies
Which of these are galaxies in the Hubble Tuning Fork diagram?
1. E, S, SB
2. E, I, S, SB
3. E, I, E, I, O
What is an AGN?
1. Active Galactic Nucleus
2. A Galactic Neutron
3. A Green Neutron
An AGN is powered by..?
1. Radiation from star formation
2. Supernova
3. Matter falling into a black hole
This is an AGN that is moving away from us at extremely fast rates..?
1. Seyfert
2. Blazers
3. Quasars
This is an AGN that has jets but ones that point towards Earth..?
1. Seyfert
2. Blazers
3. Quasars
This is an AGN that has bright spectral emission lines caused by either the accretion disc or from highly ionized gas around its nucleus..?
1. Seyfert
2. Blazers
3. Quasars