1
Who discovered Mars?
Elon Musk
Galileu Galilei
2
Which dog went to Mars?
Laika
Laila
3
What are the natural satellites of Mars?
Phobos and Deimos
Deimo and Phebos
4
what is the gravity of mars?
47,0 m/s²
3,71 m/s²
5
Mark the correct alternative.
Mars is the second most accessible place in our solar system to send missions, after the Moon.
Mars is the smallest planet.
