- 1. This is the only planet supporting life and has the most varied surface. It is the densest body in the Solar System. It is often called the "Blue Planet."
A) Earth
B) Uranus
C) Jupiter
D) Venus
- 2. This is a small, rocky planet with yellow clouds made of sulphuric acid. It is very hot (about 400*C) and extremely windy. It is named after the Roman goddess of love.
A) Mars
B) Earth
C) Mercury
D) Venus
- 3. This is the eighth planet from the Sun and is a giant gas planet with eight moons -- seven small ones one large one called "Triton."
A) Neptune
B) Uranus
C) Saturn
D) Pluto
- 4. This planet is the second largest planet. It has beautiful rings made of ice which can be seen from Earth. its name is the root of the English word "Saturday."
A) Pluto
B) Saturn
C) Uranus
D) Neptune
- 5. This is a small rocky planet which is the closest to the Sun. It has an extreme temperature range. Some scientist think volcanoes are active on this planet.
A) Earth
B) Mercury
C) Venus
D) Mars
- 6. This planet was visited by the spacecraft Voyager 2 in 1986. It is a blue-green colour and has a faint ring system. It spins differently to other planets
A) Uranus
B) Saturn
C) Jupiter
D) Neptune
- 7. This is the largest planet. All of the planets could fit together inside this planet with room to spare. It is a giant gas planet and has a famous feature called the "Great Red Spot."
A) Saturn
B) Uranus
C) Neptune
D) Jupiter
- 8. The Great Red Spot is really a
A) mountain
B) dent
C) crater
D) storm
- 9. This is the fourth planet from the Sun. It is cold and lifeless with permanent ice caps. It is often called the "Red planet." The first spacecraft (Mariner 4) landed on it in 1965.
A) Mars
B) Saturn
C) Uranus
D) Mercury
- 10. The two robots on Mars were meant to last 90 days but were still working 5 years later.
A) Liberty and Justice
B) Freedom and Liberty
C) Spirit and Freedom
D) Spirit and Opportunity
- 11. This is the only planet not visited by a spacecraft. It is the smallest and most mysterious planet. In fact, it has been demoted to a "dwarf" planet and has a moon named "Charon." A space craft has been launched and expected to reach this planet in 2015.
A) Neptune
B) Jupiter
C) Uranus
D) Pluto
- 12. Ceres, Eris, Haumea and Makemake are other ________.
A) moons
B) dwarf planets
C) suns
D) stars
- 13. This was a new discovery in 2005 that forced NASA to define planets. It is originally named Xena.
A) Gabrielle
B) Eris
C) Charon
D) Mercury
- 14. Ceres is found in the _________
A) your dreams
B) asteroid belt
C) crater in mars
D) ocean
- 15. This is where the dwarf planets Eris, Haumea (discovered in 2008) and Makemake (discovered in 2008) are found.
A) Crocodile Belt
B) Asteroid Belt
C) Leather Belt
D) The Kuiper Belt (past Pluto)
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