WorksheetsSETI IIT Indore - quiz 1
Total questions: 10
Worksheet time: 20mins
Approximately how far away is the Alpha Centauri system?
1 lightyear
4 lightyears
40 lightyears
100 lightyears
400 000 lightyears
What are the two largest planets in our Solar System called?
Earth and Mars
Jupiter and Saturn
Uranus and Neptune
Mercury and Earth
Saturn and Neptune
Which statements about exoplanets are correct? (You need to mark all correct answers)
Jupiter-sized exoplanets are the most common
The closest known exoplanet is about 4 lightyears away
Binary stars have no exoplanets
More than 40% of stars host exoplanets
All exoplanetary systems resemble our Solar System
Which statements about the circumstellar habitable zone (CHZ) are correct? (Mark all correct answers)
Venus is in the CHZ of our Solar System
An Earth-sized planet in the CHZ may host liquid water on its surface
If Earth is moved outward from the CHZ, our oceans would boil
If Earth is moved outward from the CHZ, our oceans would freeze
Since the moon Europa is not in the CHZ, it cannot host a subsurface ocean
Which statements about the Milky Way are correct? (Mark all correct answers)
The Milky Way is the name of our Solar System
The Milky Way is about 100 000 lightyears across
Many exoplanets in the Milky Way are known to host life
There are more than 100 billion stars in the Milky Way
We live in the centre of the Milky Way
Which stars are the most common?
M dwarfs
K dwarfs
G dwarfs
F dwarfs
Solar-type stars
What do we call a 100-meter sized rock between the orbits of Mars and Jupiter?
Meteorite
Comet
Moon
Asteroid
Dwarf planet
Which option best describes an extremophile?
An extraterrestrial organism
An organism able to live in extreme environments
An organism that spreads through panspermia
A collector of extreme meteorites
An exoplanet on an extremely eccentric orbit
The distance to the Sun is about...
8 lightseconds
8 lightminutes
8 lighthours
8 lightyears
1 parsec
Which of the following is believed to host large quantities of liquid water? (Mark all correct answers)
Europa
Enceladus
Charon
Phobos
Io
