1) what temperature had Earth 4,5 billion years ago a) +700º b) +370º c) +2000º d) +450º e) +1200º f) +120º 2) what is the name of Pluto's satellite a) Bennu b) Psychea c) Vesta d) Charon e) Ceres f) Eris 3) which object is one of the satellites of Mars a) Haumea b) Elara c) Titan d) Umbriel e) Phobos f) Hydra 4) how suitable should the gravity and level of habitability be? a) out of nowhere b) only with big mass,the planet don,t need to turn fast around its axis c) planet need have water and lots of moons but don't need to be a gas giant d) average planet need to have average mass and turn around with average speed 5) at what distance is Gliese 667 located a) at 4 light years b) at 600 billion km c) at 8 light years d) at 23 light years 6) what will happen with you if you enter a black hole a) you will be teleported in the space by the white hole b) You will only die mommentualy c) you will be divided into two realities and later you will die there beacuse the laws of physics will not work for forewer in inner black hole d) you will be teleported in your home but in other universe 7) how black holes evaporate a) they're losing mass b) with not enought dark energy c) by themselves d) by the hawking radiation 8) what form have bennu's orbit a) triangle b) sircle c) oval d) curve e) square 9) what is this object? a) betelgeuse b) red giant sun c) sirius d) uy scuti e) vy canis majoris

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