15 more (harder) questions on the planet Mars:
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The quiz above includes the following questions:
- How long does it take a radio signal to travel from Mars to Earth?
- Mars is named after the Roman god of ...
- What is the diameter of Phobos, the largest of Mars’s moons?
- When can the next transit of Earth across the Sun’s surface be seen from Mars?
- Mars’s apparent magnitude ranges from ...
- Depending on location and season, the temperature on Mars varies between ...
- How many planets like Mars would it take to fill up Earth’s volume?
- Just like Earth, Mars has ...
- The best launch window to send a craft to Mars happens every ...
- How long does it take to travel to Mars from a ‘best launch window’ start?
- The first probe to successfully land on Mars without being damaged was ...
- Because Mars orbits more slowly around the Sun than Earth, it has, from Earth’s point of view, a ...
- The polar ice caps on Mars are mostly made of ...
- Compared to Earth, how much sunlight does Mars get?
- The surface pressure on Mars is equivalent to the pressure on Earth at altitudes between ...